必修三 U3-2025高中英语单词讲解（译林版)

必修3一unit3词汇精讲 billion 词义与词性 ·词义1(n.):十亿；例句：The company made a profit of two billion last year.（来源：牛 津高阶词典) 。词义2(num.):十亿；例句：About two billion people around the world use smartphones. (来源：柯林斯词典) 词性转换 。形容词：billionaire(十亿富翁)：例句：He became a billionaire through his successful business. (来源：牛津高阶词典) 同近义词 。同义词：milliard(n.):十亿；例句：The project will cost several milliards.（来源：韦氏大 词典) 固定搭配 ·短语1：a billion dollars:十亿美元；适用于描述巨额金钱的场景，语法上billion后接货币 单位；例句：The movie made a billion dollars at the box-office.（来源：牛津高阶词典) ·短语2：billions of:数以十亿计的：适用于描述数量极多的场景，语法上后接可数名词复数； 例句：Billions of stars are in the sky.（来源：柯林斯词典) 典型考法 。考法1：考察数词用法 。原题：The population of this country is over two (billion).(答案：billion) 1 必修3一unit3词汇精讲 comic 词义与词性 ·词义1(adj.):滑稽的：好笑的：喜剧的；例句：The play has a comic aspect..（来源：牛 津高阶词典) ·词义2（n.):漫画杂志；漫画书；喜刷演员；例句：My son loves reading comics.（来源： 柯林斯词典) 词性转换 。名词：comedy;例句：I like watching comedies.（来源：牛津高阶词典) 。形容词：comical;:例句：The clown's performance was comical..（来源：柯林斯词典) 同近义词 ·近义词：funny:形容词，滑稽的：例句：He told a funny story..（来源：牛津高阶词典) 。近义词：humorous:形容词，幽默的：例句：Mark Twain is a humorous writer.（来源：柯 林斯词典) 固定搭配 。短语I:comic strip:连环漫画；适用于描述漫画形式的场景，语法上strip为名词；例句： He reads the comic strip every morning..(来源：牛津高阶词典) 。短语2：comic relief:喜剧性调剂；适用于描述缓解紧张氛围的场景，语法上relief为名词； 例句：The comedian provided some comic relief during the serious pla.（来源：柯林斯词典) 典型考法 。考法1：作形容词，考察其修饰名词的用法 。原题：The (comic)characters in the movie made us laugh.(答案：comic) 。考法2：作名词，考察其复数形式 。 原题：There are many (comic)on the shelf..(答案：comics) 必修3unit3词汇精讲 pot 词义与词性 ·词义1(n.):锅；罐；壶；盆；碗；杯；瓶；例句：Put the potatoes in a large pot.（来源： 牛津高阶词典) 。词义2(n.): 一罐（或一壶、一盆等）的量；例句：a pot of coffee（来源：牛津高阶词典) 。词义3（v.):把（植物)栽种到花盆里；例句：Pot the plants up individually.（来源：柯 林斯词典) 词性转换 ·名词：pot;复数形式：pots;例句：There are several pots on the shelf.（来源：牛津高阶词典) 。 动词：pot;过去式和过去分词：potted;现在分词：potting;例句：She potted the flowers yesterda以.（来源：柯林斯词典) 同近义词 ·近义词：kettle(n.):壶；主要指烧水的壶；例句：Put the kettle on to make some tea.(来 源：牛津高阶词典) ·近义词：pan(n.):平底锅：用于烹饪的浅底锅：例句：Fry the onions in a pan.（来源：牛 津高阶词典) 固定搭配 。短语1：a pot of:一壶（或一罐、一盆等）：适用于描述容器所盛物品的场景，语法上of后 接容器内的物品；例句：a pot of jam(来源：牛津高阶词典) 短语2：pot plant:盆栽植物；适用于描述室内外摆放的植物场景；例句：She has many pot plants in her room.（来源：柯林斯词典) 短语3：go to pot:恶化；走下坡路；适用于描述事物状态变差的场景；例句：The business has gone to pot since he took over.（来源：牛津高阶词典) 典型考法 。考法1：考察名词的复数形式 。原题：There are two (pot)of flowers on the table.(答案：pots) ● 考法2：考察动词的过去式形式 原题：He (pot)the plants last week.(答案：potted) 3 必修3一unit3词汇精讲 obviously 词义与词性 。词义1(adv.):明显地；显而易见地；例句：He was obviously very nervous..（来源：牛津 高阶词典) 词性转换 。形容词：obvious(明显的，显而易见的)：例句：The answer is obvious.（来源：柯林斯词典) 同近义词 ·同义词：apparently:副词，显然；例句：Apparently,he has already left..(来源：牛津高阶 词典) ·近义词：evidently:副词，明显地；例句：Evidenthy,they were happy together.(来源：柯林 斯词典) 固定搭配 ·短语I:obviously enough:十分明显；适用于强调事情明显的场景，语法上可置于句首或句 中；例句：Obviously enough,he was lying..（来源：牛津高阶词典) 。 短语2：as is obviously the case:显然如此；适用于阐述事实明显的情況，语法上可单独成 句；例句：As is obviously the case,.he doesn't like this book.(来源：柯林斯词典) 典型考法 。考法1：作副词，考察其在句中的位置 。原题： (obvious),he didn't understand what I said.(答案：Obviously) 必修3一unit3词汇精讲 extent 词义与词性 。词义1(n.):程度；限度；范围例句：I was amazed at the extent of his knowledge.（来源： 牛津高阶词典) 。词义2(n.)::大小；面积；长短例句：The full extent of the forest fire isn't known yet.（来 源：柯林斯词典) 词性转换 。形容词：extensive(广泛的；大量的：广阔的)例句：The school has extensive playing fields. (来源：牛津高阶词典) ·副词：extensively（广泛地；大量地)例句：He traveled extensively in Africa.（来源：柯林 斯词典) 同近义词 ·近义词：degree(n.):程度例句：To what degree can he be trusted?（来源：牛津高阶词典)- ·近义词：scope(n.):范围例句：This subject is outside the scope of our inquiry.（来源：柯 林斯词典) 固定搭配 ·短语1：to some extent:在某种程度上；有几分；部分地；适用于描述事物受影响或达到某 种状态的程度，无特殊语法要求例句：To some extent,,you are right..（来源：牛津高阶词典) ·短语2：to a great extent:在很大程度上；适用于强调事物受影响或达到某种状态的程度较 高，无特殊语法要求例句：The accident was to a great extent his oun fault..（来源：柯林斯 词典) ·短语3：to the extent that:达到…的程度：以至于；适用于描述事物发展或影响的程度， that后接从句例句：He worked to the extent that he fell ill.（来源：牛津高阶词典) 典型考法 。考法1：考察固定搭配to some extent 。原题：（某地模拟题） (在某种程度上)，his failure is due to his carelessness.(答案：To some extent) 必修3unit3词汇精讲 access 词义与词性 ·词义1(n.):通道；入口；例句：The only access to the farmhouse is across the fields..（来 源：牛津高阶词典) 。词义2(n.):机会；权利；例句：Students must have access to good resources..（来源：牛 津高阶词典) 。词义3(v.):使用；获取；例句：You can access the full tert online..（来源：柯林斯词典) 词性转换 ·形容词：accessible;例句：The museum is easily accessible by public transport.（来源：牛津 高阶词典) ·名词：accessibility:例句：The accessibility of the website is very important.（来源：柯林斯 词典) 同近义词 ·近义词：approach:名词，途径；方法；例句：We need a new approach to this problem.（来 源：牛津高阶词典〉 ·近义词：entrance:名词，入口；例句：The entrance to the park is over there.（来源：柯林 斯词典) 固定搭配 。短语I:access to:使用…的机会或权利；适用于描述获取某种资源或机会的场景，to后 接被获取的对象；例句：All students have access to the library..（来源：牛津高阶词典) 。短语2：easy access::便捷通道；适用于描述通道便利的场景，语法上作名词短语；例句：The hotel has easy access to the beach.（来源：柯林斯词典) 。 短语3：access control:访问控制；适用于安全管理等场景，语法上作名词短语；例句：Access control is important in protecting sensitive information.（来源：牛津高阶词典) 典型考法 。考法l:作名词，考察固定搭配access to ·原题：Students should have to good books.(答案：access) 考法2：作动词，考察其现在分词形式 。原题： (access)the Internet,you can get a lot of information.(Accessing) 6 必修3一unit3词汇精讲 recipe 词义与词性 ·词义1(n.):食谱，烹饪法；例句：This recipe will be enough for four people.(（来源：牛 津高阶词典) 。词义2(n.):秘诀，方法：例句：The recipe for success is hard work and perseverance.（来 源：柯林斯词典) 词性转换 ·形容词：recipient(接受的，感受性强的，此处为词形相近但词义不同，严格讲不算recipe的 词性转换)：无符合要求的典型词性转换例句 同近义词 ·同义词：formula(n.):配方，秘诀；例句：The scientist discovered a new formula for the medicine..（来源：牛津高阶词典)- ·近义词：prescription(n.):药方，秘诀：例句：The coach gave us a prescription for victory. (来源：柯林斯词典) 固定搭配 。短语1：a recipe for sth.:做某事的方法；适用于描述达成某种结果的方式场景，语法上for 后接达成的结果；例句：This is a recipe for disa.ster.（来源：牛津高阶词典) ·短语2：follow a recipe:按照食谱做；适用于烹饪场景，语法上直接使用；例句：You should follow this recipe to make the cake.（来源：柯林斯词典) 典型考法 。考法1：考察名词单复数形式 。原题：There are many different (recipe)in this cookbook.(答案：recipes) 7 必修3unit3词汇精讲 click 词义与词性 。词义1(v.):使发出咔嗒声；点击；例句：Click the icon to open the file.（来源：牛津高 阶词典) 。词义2(v.):突然明白；恍然大悟；例句：Then it clicked-I'd seen her before.（来源：柯 林斯词典) ·词义3(n.):咔嗒声；例句：The click of the lock echoed in the silence.（来源：韦氏大词典) 词性转换 。名词：click;动词过去式和过去分词：clicked;现在分词：clicking:例句：She clicked the mouse to select the text..（来源：牛津高阶词典) 同近义词 ·近义词：tap:动词，轻敲；例句：Tap the screen to start the app.（来源：牛津高阶词典) ·近义词：press:动词，按，压；例句：Press the button to turn on the light.（来源：柯林斯 词典) 固定搭配 。短语1：click on:点击；适用于操作电子设备的场景，语法上on后接点击的对象：例句： Click on the link to visit the website.（来源：牛津高阶词典) 。短语2：click with sb.:与某人合得来；适用于描述人际关系的场景，语法上with后接人； 例句：I really clicked with my new roommate.（来源：柯林斯词典) ·短语3：click into place::豁然开朗；适用于表达突然理解的场景；例句：Suddenly,.everything clicked into place.（来源：韦氏大词典) 典型考法 。考法1：作动词，考察其过去式形式 。原题：He (click)on the link and found some useful information.(答案：clicked) 。考法2：考察固定搭配click on 。原题：Please the picture to enlarge it.(答案：click on) 8 必修3unit3词汇精讲 button 词义与词性 ·词义1(n.):纽扣；扣子；例句：One of the buttons has come off my coat.（来源：牛津高 阶词典) 。词义2(n.)::按钮；按键；例句：Press the button to start the machine.（来源：柯林斯词典) ·词义3(v.):扣上；扣紧；例句：Button your coat up..（来源：牛津高阶词典) 词性转换 。名词：button 。动词：button:;过去式和过去分词：buttoned(规则变化，直接加-ed):例句：She buttoned her blouse.（来源：柯林斯词典)现在分词：buttoning（直接加-ing):例句：He is busy buttoning his shirt..（来源：牛津高阶词典) 同近义词 。同义词：knob（n.):旋钮；球形把手；例句：Turn the knob to adjust the volume.（来源：牛 津高阶词典) ·近义词：fastener（n.):扣件；纽扣；例句：This dress has a zipper fastener..（来源：柯林斯 词典) 固定搭配 。短语1：button up:扣上；扣紧；适用于描述扣衣服等场景，语法上后接衣物等名词；例句： Button up your jacket,,t's cold outside.(来源：牛津高阶词典) 。 短语2：press the button:按下按钮；适用于操作机器等场景，语法上直接使用例句：Press the button to open the door.(来源：柯林斯词典) 。短语3：on the button:准确地；准时地：适用于描述时间或准确性场景，语法上可作状语： 例句：The train arrived on the button.（来源：牛津高阶词典) 典型考法 ·考法1：考察名词单复数变化 。原题：There are several (button)on the shirt.(答案：buttons) ● 考法2：考察动词的过去式形式 ● 原题：She (button)her coat and went out..(答案：buttoned) 9 必修3一unit3词汇精讲 majority 词义与词性 ·词义1(n.):大多数；大部分；例句：The majority of people interviewed prefer TV to radio. (来源：牛津高阶词典) ·词义2(n.)::多数票；多数优势；例句：The party won the election by a large majority.（来 源：柯林斯词典) 词性转换 。形容词：major;主要的，重要的；例句：The car needs major repairs.(来源：牛津高阶词 典)：反义词 ·名词：minority;少数；例句：Only a minority of students反对the plan.(来源：柯林斯词典) 同近义词 ·近义词：bulk(n.):大部分，主体；例句：The bulk of the work is finished.(来源：牛津高 阶词典)； ·近义词：most(n.):大多数；例句：Most of the books are interesting..（来源：柯林斯词典) 固定搭配 。短语I:the majority of:大多数：适用于描述数量上占多数的情况，语法上后接可数名词复 数或不可数名词；例句：The majority of the students are from the north.（来源：牛津高阶 词典) 。短语2：in the majority:占多数；适用于比较数量多少的场景；例句：Women are in the majority in this department..（来源：柯林斯词典） 短语3：by a majority of:以…的多数；适用于选举等场景描述多数优势；例句：He won the election by a majority of200 votes.（来源：牛津高阶词典) 典型考法 ·考法l:考察固定搭配the majority of 。原题：The (majority)of the population in this area speak Spanish.(majority) 考法2：考察名词用法，注意谓语动词单复数 原题：A large (majority)of people like watching TV.(答案：majority) 10