1、七年级英语下册Unit6单词讲解A部分1.Ocean (名词) 海洋【用法讲解】 ocean为可数名词，其复数形式为oceans。Eg: The ocean covers most of the earths surface.海洋覆盖了大多数的地球表面。【常见搭配】 by ocean liner 乘坐远洋班轮The Pacific Ocean 太平洋The Atlantic Ocean 大西洋The Indian Ocean 印度洋The Arctic Ocean 北冰洋Eg: It became impractical to make a business trip by ocean lin
2、er.乘坐远洋班轮进行上午旅行变得不合时宜了。The ship sailed across the Pacific Ocean.这艘轮船横渡太平洋。2.Cover (动词) 占（一片面积）、覆盖、遮盖【用法讲解】 cover作动词，还可译为“涉及、采访、代替、支付、走完一段路程”；cover也可作名词，译为“封面、盖子、避难所”。Eg: The table is covered with a white cloth.桌子上覆盖着一块白布。This book covers a wide range of topics.这本书涵盖了广泛的主题。The newspaper covered the e
3、vent in detail.报纸详细报道了这一事件。He covered for me when I was away.当我离开时，他代替了我的工作。The insurance covers the cost of the repair.保险足以支付修理费用。The hike covered 10 miles. 这次徒步旅行走了10英里。The book has a beautiful cover. 这本书有一个漂亮的封面。The box has a plastic cover. 这个盒子有一个塑料盖子。The forest provided a natural cover for the
4、animals.森林为动物们提供了一个天然的避难所。【常见搭配】 from cover to cover 从头到尾阅读Cover.with .用.盖.Be covered with .被覆盖Eg: I read the novel from cover to cover in one sitting.我一口气从头到尾读完了这本小说。She covered her eyes with her hands. 她用手盖住自己的眼睛。The ground is covered with snow. 地面被大雪覆盖。3.Surface (名词) 地面、表面【用法讲解】 surface为可数名词，其复数形
5、式为surfaces；surface也可作形容词，译为“表面的、外表的”；surface还可为动词，译为“浮出水面、使显露”。Eg: The surface of the lake is calm.湖面很平静。The surface - level analysis of the report did not address the underlying issues.报告的表面分析没有解决根本问题。The truth finally surfaced after years of investigation.在几年的调查之后真相最终浮出水面。4.Desert (名词) 沙漠、荒漠【用法讲解】
6、 desert为可数名词，其复数形式为deserts；desert还可作动词，译为“抛弃、擅离职守”。Eg: The Sahara is one of the largest deserts in the world.撒哈拉是世界上最大的沙漠之一。The police are looking for a woman who deserted her children.警方正在寻找那位遗弃孩子们的女人。The soldier deserted from his post.这个士兵擅离职守。【常见搭配】 just deserts 应得的赏罚Eg: I hope all he criminals i
7、n the world will get their just deserts.我希望世界上所有的罪犯都得到应有的惩罚。5.Forest (名词) 森林【用法讲解】 forest为可数名词，其复数形式为forests；forest也可作形容词，译为“森林的”。Eg: The forest is home to a diverse range of plant and animal species.这片森林是许多不同植物和动物物种的家园。The forest path was narrow and winding.森林小路狭窄且蜿蜒曲折。6.Rock (名词) 岩石【用法讲解】 rock为可数名
8、词，其复数形式为rocks，还可译为“摇滚乐”；rock也可作动词，译为“摇动、使摇摆、引起麻烦或不安”。Eg: The climber edged carefully along the narrow rock ledge.爬山者沿着狭窄的岩架缓缓攀爬。Paul likes playing very loud rock.保罗喜欢播放很响的摇滚乐。The baby was rocking the cradle gently.宝宝轻轻地摇着摇篮。The boat was rocking on the waves.船在波浪中摇摆。Dont rock the boat, were trying to
9、 keep things calm.不要惹事，我们正在努力保持平静。【常见搭配】 on the rocks 处于困境中Eg: He lost his job and is now on the rocks.他失去了工作，现在正处于困境中。7.Ground (名词) 地面【用法讲解】 ground为可数名词，其复数形式为grounds，也可译为“根据、基础、领域、立场”；ground也可为动词，译为“使着陆、为.提供论据”。Eg: He fell and hurt his knee on the ground.他摔倒了，膝盖磕在地上受伤了。There is no ground for your
10、suspicion.你的怀疑没有根据。The discussion covered some new ground.讨论涉及了一些新的领域。The book just goes over the same old ground.那本书只是重复一些旧的说法。The plane grounded safely after a long flight.飞机经过长时间的飞行后安全着陆了。He grounded his argument on scientific research.他以科学研究为基础提出了自己的论点。【常见搭配】 on the ground 在现场、在实际中Ground floor （
11、英式）（建筑物的）第一层From the ground up 从基础开始Eg: We need to get more information on the ground.我们需要获取更多现场的信息。I live on the ground floor.我住在一楼。He built his business from the ground up.他从零开始建立了自己的事业。注意：在英国ground floor为第一层，first floor为第二层；在美国first floor为第一层，second floor为第二层。8.Plain (名词) 平原【用法讲解】 plain也可为形容词，译为“
12、清晰的、朴素的、平凡的、坦率的”。Eg: The wind whipped across the plain.大风扫过平原。The answer is plain as day.答案一目了然。This is a plain white shirt.这是意见朴素的白衬衫。Please explain the sentence in plain English.请用简单的语言解释这个句子。Make yourself plain.把话说清楚。【常见搭配】 in plain sight 显而易见It is plain that 从句 很明显.Plain rice porridge 素米粥Eg: Som
13、e are apparently hiding in plain sight.一些报道显然是在自圆其说。It is plain that he is not going to agree.很明显他不会同意。9.Flat (形容词) 平坦的、平的【用法讲解】 flat也可作名词，译为“公寓”；flat亦可作副词，译为“水平地”。Eg: The table has a flat surface.这张桌子有一个平坦的表面。I live in a flat in London.我住在伦敦的一套公寓里。He lay flat on the ground.他平躺在地上。【常见搭配】 flat out 全速
14、、尽全力Flat share 合租公寓Flat as a pancake 非常平坦Eg: I was running flat out to catch the bus.我全力以赴地跑去赶公交车。I live in a flat share with three other students.我和另外三个学生共同租住一套公寓。The road is flat as a pancake from here to the next town.从这里到下一个城镇的路非常平坦。10.Land (名词) 陆地、土地【用法讲解】 land作不可数名词时，译为“陆地、土地”，land作可数名词时，译为“国家
15、、地区”；land也可作动词，译为“降落、到达、获得”。Eg: 90% of the land is cultivated.90%的土地已耕种。They traveled to distant lands.他们去遥远的地方旅行。The plane landed safely.飞机安全着陆。We made the journey by land.我们走了陆路到达目的地。He landed the big fish.他钓到了大鱼。【常见搭配】 on land 在陆地上On the land 在农村，在农田里Land on 着陆Eg: The birds fly from the sea to on
16、 land.鸟儿从海上飞到陆地上。My family has been farming on the land for generations.我的家人世世代代都在这片土地上务农。They were the first men to land on the moon.他们是首批登上月球的人。11.Rise (动词) 发源、上升、提高；(名词) 上升、增强、提高Eg: The river rises in the mountains.这条河流起源于山区。The sun rises in the east. 太阳在东方升起。The temperature is rising. 温度正在升高。【常见
17、搭配】 on the rise 在增加、在上涨Rise from.从.升起、由.复活Give rise to.引起、导致Rise to the occasion 抓住机会、迎接挑战Rise above 克服困难、超越自己Eg: Crime rates are on the rise.犯罪率在上升。The sun rose from the horizon.太阳从地平线升起。The new policy gave rise to many controversies.新政策引起了许多争议。In times of crisis, true leaders rise to the occasion.
18、在危机时刻，真正的领导人会应对挑战。She rose above her fears and performed brilliantly.她克服了恐惧，表现得非常出色。【易混辨析】 rise, arise与raise区别：Rise (动词)“上升”表示由低到高的变化过程，强调主语自身移向较高位置。Arise (动词)“起身”主语发出的动作，作用到其它事物。raise (动词)“举起” 表示把具体事物举到高处。Eg: The sun rises.太阳升起来了。He arises to greet her.他起身向她问候。He raises his hand to answer questions
19、.他举手回答问题。12.Fresh (形容词) 淡的、无盐的、新鲜的【用法讲解】 fresh还可作名词，译为“开始、新生”；fresh还可作副词，译为“刚刚”。Eg: He wants a fresh start.他想要新的开始。Fresh from the oven 刚出炉的【常见搭配】 fresh air 新鲜空气Eg: I need more fresh air.我需要更多的新鲜空气。13.Farming (名词) 耕种、务农【用法讲解】 farming为不可数名词；farming还可看作动词farm（耕种）的现在分词形式。Eg: Organic farming is expanding
20、 everywhere.有机农业在各处发展。Farming can be very much a hit - and - miss affair.务农可能是件很碰运气的事。His father started him off farming. 他父亲指点他做农活儿。【派生词】 farm为名词，译为“农场”；farm也可作动词，译为“耕种、养殖”；Farmer为名词，译为“农民”。Eg: My uncle has a farm in the countryside.我的叔叔在乡下有一个农场。They farm the land to grow crops.他们在土地上耕种玉米。The farme
21、r farms animals for meat and milk.这位农民饲养动物来获取肉和牛奶。14.Powerful (形容词) 力量大的、有影响力的【用法讲解】 powerful作形容词，还可译为“强烈的、功能强大的、有权势的、充满活力的”。Eg: He is a powerful athlete, capable of lifting heavy weights.他是一名强壮的运动员，能够举起重物。The presidents speech was powerful and inspiring.总统的演讲有力且鼓舞人心。The computer has a powerful proc
22、essor that can handle complex tasks quickly.这台电脑配备了一个功能强大的处理器，能够快速处理复杂任务。The powerful leaders in the company made all the important decisions.公司里那些有权势的领导做出了所有重要决定。The young artist painted with a powerful sense of energy and creativity.这位年轻艺术家以充满活力的创造力的方式作画。【派生词】 power为名词，译为“权力、力量、动力、能量”；power也可作动词，译
23、为“提供动力”。Eg: He has the power to dismiss her.他有权力解雇员工。This car had better power.这辆车有更好的动力。Power has been restored to the factory.工厂已恢复供电。Power tools are operated by electricity.电动工具是用电操作的。15.Flood (动词) 泛滥、淹没；(名词) 洪水【用法讲解】 flood为可数名词，其复数形式为floods。Eg: The heavy rain has caused floods in many parts of t
24、he country.大雨使全国许多地区洪涝成灾。The river had burst its banks and flooded the valley.河水冲破堤岸，淹没了山谷。【常见搭配】 a flood of .大量的Eg: Theres been a flood of low - fat and light ice creams on the market.市场上一直有大量低脂低热量冰淇淋。16.Destroy (动词) 破坏、摧毁Eg: The earthquake destroyed the bridge.地震摧毁了桥梁。The news destroyed her hope o
25、f becoming a doctor.这个消息毁掉了她成为医生的希望。【常见搭配】 be destroyed by sth.被某物摧毁Eg: The town was destroyed by the tsunami.小镇被海啸摧毁了。【派生词】 destruction为名词，译为“毁灭、破坏”；destructive为形容词，译为“破坏性的”；Eg: The war caused widespread destruction of property and lives.战争造成了大量财产和生命的破坏。The tsunami was a destructive force that caus
26、ed immense damage.海啸具有破坏力，它会造成巨大的破坏。17.Nothing (代词) 没有什么【用法讲解】 nothing在句中可作主语，此时谓语动词需用单数；nothing还可作名词，译为“微不足道的事”。Eg: There is nothing in the fridge.冰箱里什么都没有。I have nothing to do today.今天我什么都没做。He gained nothing from the meeting.他从会议中一无所获。【常见搭配】 nothing but 只有、只不过Eg: He did nothing but complain all d
27、ay.他整天只是抱怨。【易混辨析】 none，no one和nothing的区别No one表示“没有一个人”，只可用来指人，不能与of连用，回答who的问句；作主语时，谓语动词用单数。None即可表示没有人，也可表示没有物，常与of连用，回答用how many/how much的问句。Nothing只可表示“没有物”，不可加of，回答what的问句；作主语时，谓语动词用单数。Eg: - Who is knocking at the door? 谁在敲门？- No one.没有人。No one knows the answer.没有人知道答案。None of us have been to M
28、acao.我们没有一个人去过澳门。I have nothing to say.我没什么可说的。【易混辨析】 everything、something、anything和nothing区别：Everything译为“所有事物、一切”；something译为“某事、某物”，通常用于肯定句中，也可用于征求对方意见的疑问句中；Anything译为“任何事物、任何东西”，通常用于否定句和疑问句中；Nothing译为“没有什么”，本身是否定词，相当于not.anything。Eg: Everything is OK.一切都好。I have something important to tell you.我
29、有重要的事情要告诉你。There is nothing to be afraid of.没有什么要害怕的。18.Mostly (副词) 主要地、通常【用法讲解】 mostly在句中可修饰动词、形容词或副词。Eg: They mostly travel by car.他们出行大多选择开车。The book is mostly about history.这本书主要是讲历史的。She usually works mostly at home.她通常大部分时间都在家里工作。【派生词】 most可作副词，译为“最”，用来修饰形容词/副词最高级；most也是many/much的最高级形式，译为“最多的”
30、。Eg: She is one of the most experienced teachers in our school.她是我们学校最有经验的老师之一。【常见搭配】 most of .大多数.Eg: Most of the students passed the exam.大多数学生通过了考试。19.Sand (名词) 沙、沙子【用法讲解】 sand作不可数名词时，译为“沙子”；sand作可数名词时，译为“沙滩、沙地”，其复数形式为sands；sand还可作动词，译为“铺沙于”。Eg: A grain of sand can start a landslide.一粒沙可以引发山体滑坡。T
31、he sands of the beach are soft and warm.海滩的沙子柔软而温暖。The icy roads were sanded after the storm.暴风雪过后，冰冻的道路被撒上了沙。20.Nobody (代词) 没有人【用法讲解】 nobody还可表示“无名小卒”；作主语时谓语动词需用单数形式。Eg: Nobody knows the answer to that question.没有人直到那个问题的答案。He is a nobody at school.他在学校是无名小卒。21.Conditions (名词) （复数）环境、条件Eg: The weat
32、her conditions were nice yesterday.昨天天气状况很好。The economic conditions were very bad.经济条件非常糟糕。【派生词】 condition为名词，译为“状况、状态”；condition还可为动词，译为“训练、以.为条件”。Eg: The patients condition is stable.病人的状况稳定。The coach is conditioning the athletes for the upcoming competition.教练正在为即将到来的比赛训练运动员。The offer is conditio
33、ned on your acceptance of the terms.这个提议是以你接受条款为条件的。22.A few 有些、几个【易混辨析】 a few、few、a little与little区别：a few “一些；少许” 后接可数名词复数，表肯定few “几乎没有”后接可数名词复数，表否定a little“一些；少许”后接不可数名词，表肯定little “几乎没有”后接不可数名词，表否定Eg: There are a few apples in fridge, you can eat one.冰箱里有一点苹果，你可以吃一个。There are few apples in fridge,
34、 we should get some.冰箱里要没有苹果了，我们应该去买一些。There is a little milk in fridge, you can drink some.冰箱里有点牛奶，你可以喝一些。There is little milk in fridge, we should buy some.冰箱里没有牛奶了，我们应该去买点。23.Survive (动词) 生存、存活Eg: She was the only one to survive the crash.她是这次飞机失事的唯一幸存者。【常见搭配】 survive on .靠.生存Survive sb.by 时间段 比某
35、人活得长.Survive from.从.存活下来/流传下来Eg: She survived on her savings during the unemployment period.在失业期间，她靠积蓄维持生活。My grandma survived my grandpa by ten years.我祖父去世以后，我祖母又活了十年。Ancient farming methods still survive from the past.古代的耕作方式至今仍然流传下来。【派生词】 survivor为名词，译为“幸存者”；survival为名词，译为“生存、残存物”。Eg: Many surviv
36、ors were left with a sense of guilt.许多幸存者都有内疚感。Life became a struggle for survival.生活成了一场奋力求生的斗争。24.Huge (形容词) 巨大的【用法讲解】 huge常位于名词前作定语。Eg: The road was blocked by a huge rock.道路被一块巨石堵住了。The party was a huge success.聚会办得非常成功。【常见搭配】 a huge amount of .大量的.Eg: She spent a huge amount of money on that di
37、amond.她花巨款买了那颗钻石。【易混辨析】 big、large与huge区别Big常形容物体的尺寸、数量、程度等方面大；large常用来表示面积、范围、数量等方面的大；huge常用来描述极大、超乎寻常的事物。Eg: a big house 大房子A large number of people 大量的人A huge success 巨大的成功25.Planet (名词) 行星【用法讲解】 planet为可数名词，其复数形式为planets。Eg: Earth is the planet we live on.地球是我们居住的行星。【常见搭配】 to be on another planet
38、 某人的想法完全不切实际What planet is sb.on? 调侃某人想法不切实际Eg: He seems to be on another planet.他的想法完全不切实际。What planet is he on? 他怎么会有这样的想法？26.Be home to .是.的家园Eg: China is home to the Great Wall.中国是长城的所在地。The forest is home to a variety of wildlife.这片森林是各种野生动物的栖息地。B部分1.Produce (动词) 生产【用法讲解】 produce作动词还可译为“提供、生育、导
39、致”；produce还可作名词，译为“产品”。Eg: The factory produces cars.这家工厂生产汽车。He produced a letter from his pocket to prove his identity.他从口袋里拿出一封信来证明自己的身份。Our cat produced kittens last week.我家的猫上周生小猫了。The drug produces a feeling of excitement.这种药能使人产生兴奋的感觉。These fruits are local produce.这些水果是当地的农产品。【常见搭配】 produce
40、sth.for sb./ sth.为某人/某物生产某物Produce sth.from sth.从某物中提取/生产某物Produce electricity 供电Produce output 产出Eg: We produce toys for children.我们为儿童生产玩具。Sugar is produced from sugar cane.糖是从甘蔗中提取出来的。They made use of water to produce electricity.他们利用水发电。The factory produces high output every month.这家工厂每月产出很高。2.O
41、xygen (名词) 氧、氧气【用法讲解】 oxygen为不可数名词。Eg: Water contains hydrogen and oxygen.水含有氢和氧。3.Breathe (动词) 呼吸、呼出Eg: She forgot to breathe while she was singing.她在唱歌时忘记了呼吸。【常见搭配】 breathe a sigh of relief 送了一口气Eg: After finishing the exam, the students all breathed a sigh of relief.考试之后，所有的学生都松了一口气。【派生词】 其名词形式为b
42、reath，译为“呼出的气、吸入的气”。【常见搭配】 Hold ones breath 屏住呼吸Short of breath 喘不上气来Out of breath 气喘吁吁地Take a deep breath 深吸一口气Eg: His breath smelled of garlic.她呼吸中有大蒜味。Hold your breath and count to ten.屏住呼吸，数到十。I am shout of breath when going upstairs.我们上楼梯会觉得喘不过气来。We were out of breath after only five minutes.我们
43、五分钟后便气喘吁吁了。Take a deep breath and see how long you can stay underwater.深吸一口气，看你能在水里待多久。5.Northern (形容词) 北方的、北部的【用法讲解】 northern在句中常位于名词前作定语。Eg: Thats a large city in northern Greece.那是希腊北部的一个大城市。The people of northern Canada are called Inuit.加拿大北部的人称为因纽特人。【派生词】 north为名词，译为“北方”；north为形容词，译为“北方的”；north
44、也为副词，译为“在北方”。Eg: The river turns north at this point.这条河从这里转向北方。North London is a popular area for tourists.伦敦北区是一个受欢迎的旅游区。The birds fly north in summer.夏天鸟儿向北飞。【知识拓展】 方位词总结East (名词/形容词/副词) 东方、东方的、向东；West (名词/形容词/副词) 西方、西方的、向西；South (名词/形容词/副词) 南方、南方的、向南；North (名词/形容词/副词) 北方、北方的、向北Southeast (名词/形容词/
45、副词) 东南、东南的、向东南方；Southwest (名词/形容词/副词) 西南、西南的、向西南方；Northeast (名词/形容词/副词) 东北、东北的、向东北方；Northwest (名词/形容词/副词) 西北、西北的、向西北方。6.Arctic char (名词) 红点鲑【用法讲解】 arctic char为不可数名词。Eg: The arctic char is a popular fish among anglers for its unique flavor and texture.红点鲑因其独特的味道和口感而受到垂钓者的喜爱。7.Campfire (名词) 篝火、营火【用法讲解
46、】 campfire为可数名词，其复数形式为campfires。Eg: Everybody sat around the campfire.每个人都围坐在篝火旁边。【常见搭配】 make a campfire 生篝火Light up a campfire 点燃篝火Eg: I got some sticks to make a campfire.我带了一根棍生篝火。Lets light up a big campfire to keep warm.让我们点燃篝火取暖吧。8.Camp (动词) 露营【用法讲解】 camp为可数名词，其复数形式为camps；camp还可为动词，译为“露营”。Eg:
47、Lets return to camp.咱们回营地吧。Many students love camping out in summer holidays.很多学生喜欢在暑假去露营。【常见搭配】 summer camp 夏令营Winter camp 冬令营Go camping 去露营Eg: I made lots of friends in the summer camp.我在夏令营里交了许多朋友。Lets go camping this Sunday.这周日让我们去露营吧。9.Corn (名词) 谷物、（美）玉米【用法讲解】 corn为不可数名词时，译为“谷物、玉米”；corn还可作可数名词，
48、译为“鸡眼”。Eg: The corn is nearly ready for harvesting.谷物很快就可以收割了。From my 25th year, I have been suffering from corns on the feet.从我25岁开始，我的脚就开始长鸡眼。【常见搭配】 an ear of corn 玉米穗、一穗玉米A field of corn 一片庄稼Eg: He picked an ear of corn from the field.他从田里摘了一穗玉米。Fields of corn spread out as far as the eye could s
49、ee.玉米地延伸到看不到边的地方。10.Landform (名词) 地貌、地形【用法讲解】 landform为可数名词，其复数形式为landforms。Eg: This small country has an amazing variety of landforms.这个小国家拥有令人惊叹的丰富的地貌类型。11.Rainbow (名词) 彩虹【用法讲解】 rainbow为可数名词，其复数形式为rainbows；rainbow还可为形容词，译为“五彩缤纷的、彩虹状的”。Eg: Do you see a rainbow? 你看到彩虹了吗？A rainbow is usually seen aft
50、er a heavy rain.大雨之后常有彩虹。A rainbow - colored dress.五彩缤纷的裙子。The party was decorated with rainbow balloons.派对上装饰了彩虹气球。12.Treat (名词) 乐事、款待【用法讲解】 treat还可为动词，译为“对待、治疗、款待、处理”等。Eg: This is my treat.这次我请客。Its a great treat to listen to music after a hard days work.辛苦工作一天后听音乐是一件非常惬意的事。The book treats the top
51、ic of history in a unique way.这本书以独特的方式探讨历史这个主题。【常见搭配】 treat sb./ sth.like .把某人/某物当作.看Treat sb.for sth.为某人治疗.Treat sb.to sth.款待某人某物Eg: Dont treat me as a child.不要把我当作小孩子看待。The doctor treated the patient for an infection.医生为患者治疗感染。He treated us to a big meal.他请我们吃了一顿大餐。【派生词】 treatment为名词，译为“治疗”；treat
52、able为形容词，译为“可治疗的”。Eg: I am having treatment for my back problem.我正在接受背部疾患的治疗。Depression is treatable.抑郁症是可以治疗的。13.North - west (名词/形容词/副词) 西北、西北方的、向西北方Eg: The northwest is the direction which is halfway between north and west.西北方向是北和西之间的方向。The northwest part of a place, country, or region is the par
53、t which is toward the northwest.一个地方、国家或地区的西北部分是指朝向西北的部分。If you go northwest, you travel toward the northwest.如果你朝西北方向旅行，你就是朝向西北方向。14.Unusual (形容词) 不寻常的Eg: Thats an unusual animal.那是一只不寻常的动物。He showed unusual behavior during the test.他在测试中表现出不寻常的行为。【派生词】 usual为形容词，译为“常见的、普通的”。Eg: She made all the us
54、ual excuses.她找了一些常见的借口。It is usual to start a speech by thanking everyone for coming.讲话前先感谢大驾光临，这是惯例。【常见搭配】 as usual 像往常一样Out of usual 与众不同Eg: As usual, he goes home on foot.像往常一样，他走路回家。He did something out of the usual today.他今天做了一件与众不同的事情。15.Sandstone (名词) 砂岩【用法讲解】 sandstone为可数名词，其复数形式为sandstones。
55、Eg: The building is made of sandstone.这座建筑是由砂岩建造的。16.Strange (形容词) 奇怪的、陌生的Eg: A strange noise issued from the next room.隔壁房间里传出奇怪的响声。A strange city, full of strange people.一个陌生的城市，充满了奇怪的人。【派生词】 stranger为名词，译为“陌生人”。Eg: Dont talk to strangers.不要和陌生人说话。17.Form (动词) （使）出现、产生【用法讲解】form作名词时，也可译为“表格、形式”，其复
56、数形式为forms；form也可作动词，译为“形成、养成、构成”等。Eg: Clouds form when water vapor condenses in the atmosphere.当水蒸气在大气中凝结时，就会形成云。Please fill out this form with your personal information.请填写这张表格，提供你的个人信息。【常见搭配】in the form of .以.的形式form a habit 养成习惯 Eg: The sculpture is in the form of a bird.这个雕塑是鸟的外形。We should form
57、a good habit to keep healthy.要想健康就要养成好习惯。18.Power (名词) 力量、电力供应【用法讲解】 power为名词，译为“权力、动力、能量”；power也可作动词，译为“提供动力”。Eg: He has the power to dismiss her.他有权力解雇员工。This car had better power.这辆车有更好的动力。Power has been restored to the factory.工厂已恢复供电。Power tools are operated by electricity.电动工具是用电操作的。19.Rainfor
58、est (名词) （热带）雨林【用法讲解】 rainforest为不可数名词时，表示抽象概念；rainforest为可数名词时，表示具体的雨林。Eg: The Amazon rainforest is one of the most biodiverse places on Earth.亚马逊雨林是地球上生物多样性最多的地方之一。Rainforests play an important part in controlling the climate of nature.热带雨林在控制自然气候中起到重要作用。20.Waterfall (名词) 瀑布【用法讲解】 waterfall为可数名词，其
59、复数形式为waterfalls。Eg: As you descend, suddenly you see at last the hidden waterfall.一直往下走，最终你会突然看到那条隐秘的瀑布。21.Cloud (名词) 云、云彩【用法讲解】 cloud为可数名词时，表示单独的云朵或一大群云；cloud为不可数名词时，表示阴暗或不明亮的事物。Eg: The sky was full of dark masses of clouds.天空中乌云密布。It was beginning to cloud over.天空开始阴云密布。【派生词】 cloudy为形容词，译为“多云的”。Eg
60、: It is cloudy today.今天多云。【常见搭配】 a cloud of dust 一片灰尘一阵尘土A sea of clouds 云海Eg: He reversed into the stockade in a cloud of dust.他在一阵尘土中将车倒进了围栏。22.Sunrise (名词) 日出【用法讲解】 sunrise为可数名词时表示“日出”；为不可数名词时表示“日出的景象”。Eg: The beauty of the sunrise is beyond description.日出的美景是难以描述的。The colors in the eastern sky d
61、uring sunrise are beautiful.日出期间东方天空的颜色非常美丽。【常见搭配】 Watch the sunrise 看日出Eg: I want to watch the sunrise from the top of the mountain.我想在山顶看日出。23.Wonderland (名词) 非常奇妙的地方、（童话中的）仙境、奇境【用法讲解】 wonderland为不可数名词。Eg: It is a wonderland that has served this nation well over many generations.这是一个国家历经多代人服务过的仙境。
62、24.Several (限定词/代词) 几个、一些【用法讲解】 several后面即可接可数名词也可接不可数名词；也可以作代词指代已经提及的人或物。Eg: I saw several birds in the garden.我在花园里看到了几只鸟。She has several pieces of advice for you.她有几条建议给你。I didnt know which key to use, so I tried several.我不知道用哪个钥匙，所以我试了好几个。【常见搭配】 several + of + 限定词 + 名词复数Several times 几次Eg: Sever
63、al of my friends dont have cars.我的几个朋友没有车。I have tried to call her several times, but she didnt answer.我试着给她打了几次电话，但她没接。25.Path (名词) 小路、小径【用法讲解】 path为可数名词，其复数形式为paths。Eg: The path leads to the summit.这条路通往山顶。【常见搭配】 along the path 沿着小路行走In a path 在小路上Eg: Along the path to the top of the mountain.沿着这条
64、小路到山顶。In a path a penguin might be taking.在企鹅可能经过的路上26.Step (名词) 台阶、梯级、脚步声、步骤【用法讲解】 step为可数名词，其复数形式为steps；step也可为动词，译为“踩、迈步”。Eg: The president took immediate steps to stop the fighting.总统立即采取措施阻止战斗。He took a step back and held the door open.他后退一步，把门撑开着。Youre stepping on my foot.你踩到我的脚了。【常见搭配】 take a
65、 step 采取措施Step by step 逐步地Step back 退后一步Eg: Wont you take a step into the lions den? 你不准备采取措施走入狮子巢穴吗？The project was completed step by step.项目一步步地完成。He stepped back to avoid the collision.他后退一步以避免碰撞。27.Cable car (名词) 缆车【用法讲解】 cable car为可数名词，其复数形式为cable cars。Eg: We can get there first by coach and then by cable car.我们可以先坐大客车到那然后坐缆车。28.Overnight (副词) 在晚上、一夜之间【用法讲解】 overnight也可作形容词，译为“一整夜的、晚上的”。Eg: The wind had strengthened overnight.夜里，风更大了。The play was an overnight success.这部剧一夜成名。【常见搭配】 stay overnight 过夜、留宿12
