| 例句 |
fluctuate verb
⇨ change 2change2 verb change your habits 改变习惯changing attitudes towards education 不断变化的对教育的看法replacechange your doctorturn2Caterpillars change into butterflies.change ♦︎ vary ♦︎ shift ♦︎ fluctuate ♦︎ swing ♦︎ alter ♦︎ alternateThese words all mean to become different. 这些词均表示发生改变、起变化。PATTERNS AND COLLOCATIONS 句型和搭配◆to change / shift / swing from sth to sth◆to vary / fluctuate / swing / alternate between A and B◆to change / vary / fluctuate according to sth◆to change / vary / fluctuate / swing wildly◆to change / vary / shift / fluctuate / swing / alter dramatically / sharply◆to change / vary / shift / fluctuate / alter significantly◆to change / vary / shift / fluctuate constantly / continually◆to change / shift / fluctuate / swing rapidly◆to change / shift / swing suddenly◆to change / vary / alter little / slightly / somewhat◆to hardly / never change / vary / alter■ change [intransitive] to become different 改变；变化◆Rick hasn't changed. He looks exactly the same as he did at school.里克一点儿没变，他和上学时一模一样。◆We examined changing attitudes towards education.我们研究了对于教育不断变化的看法。◆The language is changing all the time.语言总是在变化。◆Leeds changed from a small market town into a busy city.利兹从一个小集镇变成了热闹的城市。◆Her life changed completely when she won the lottery.她彩票中奖后生活彻底改变了。■ vary [intransitive] to change frequently or be different according to the situation （根据情况）变化，变更，改变◆The menu varies with the season.菜单随季节而变动。◆Prices vary according to the type of room you require.价格随要求的房间类型而有所变化。◆Class numbers vary between 25 and 30.班级的数目从25到30不等。◆Pulse rates vary slightly from person to person.每个人的脉搏快慢略有不同。◆'What time do you start work?' 'It varies.'“你几点钟开始工作？” “没准儿。”■ shift [intransitive] (especially journalism 尤用于新闻) (of a situation or opinion) to change from one state or position to another （情况或观点）改变，转向◆The balance of power shifted away from workers towards employers.力量从工人一方转向雇主一方去了。◆Public attitudes towards marriage have shifted over the past 50 years.50年来，公众对婚姻的态度已经改变。■ fluctuate / /ˈflʌktʃueɪt/ / [intransitive] (rather formal or written) to change frequently in size, amount, level or quality, especially from one extreme to another （大小、数量、水平或质量大幅）波动；（在⋯之间）起伏不定◆During the crisis, oil prices fluctuated between $30 and $50 a barrel.在危机时期，石油价格在每桶30到50美元之间波动。◆Temperatures can fluctuate by as much as 10 degrees.温差可达10度之大。◆My weight fluctuated wildly depending on how much I ate.我的体重会因我吃多少东西而大幅变化。■ swing (swung, swung) [intransitive] (especially journalism 尤用于新闻) to change from one opinion, mood or situation to another, especially from one extreme to another （观点、情绪或情况）改变，剧变◆The state has swung from Republican to Democrat.这个州从支持共和党转向支持民主党。◆His emotions swung between fear and curiosity.他时而害怕，时而好奇。◆The game could swing either way (= either side could win it).这场比赛胜负未卜。■ alter / /ˈɔːltə(r)/ / [intransitive] to become different 改变；变化◆Property prices did not significantly alter during 2007.2007年，房产价格没有大的变化。◆He had not altered greatly in the last ten years.在过去的十年间，他变化不大。NOTE 辨析 change or alter?Sometimes you can use either word. 这两个词有时可通用◆Rick hasn't changed / altered much.里克没怎么改变。However, change is much more frequent and has a much wider range than alter: it often suggests a complete change to sth important. 不过，change比alter使用更频繁也更广泛，常指重要事物发生彻底的改变◆Her life changed completely when she won the lottery.她彩票中奖后生活彻底改变了。◆Her life altered completely. It can also be used to talk about things that are in the process of changing. * change还可用于谈论变化中的事物◆changing attitudes to education对于教育不断变化的看法◆altering attitudes to education Alter is often used when sth has changed only slightly or not at all. * alter常在事物发生微小的改变或根本没变时使用◆The party's policies have hardly altered, but public opinion has.该党的政策几乎没变，但是公众舆论变了。 ■ alternate /ˈɔːltəneɪt; NAmE ˈɔːltərneɪt/ [intransitive] (always followed by between 总是后接between) to keep changing from one thing to another and back again 交替；变换◆Her mood alternated between happiness and despair.她一会儿高兴，一会儿绝望。 |