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TOEFL BNC: 2923 COCA: 2666
react
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verb [I] /riˈækt/
present tense
I/you/we/theyreact
he/she/itreacts
present participlereacting
past tensereacted
past participlereacted
  1. 1
    to behave in a particular way because of something that is happening around you or something that someone is doing to you 反应

    I wasn't sure how you would react. 我不确定你会怎样作出反应。

    react to :

    The financial markets reacted badly to the latest news on inflation. 金融市场对通货膨胀的最新消息作出了不良反应。

    Workers reacted angrily to the news of more job losses at the factory. 工人们对工厂进一步裁员的消息感到气愤。

    react by doing something :

    When the parliament formally criticized him, Yeltsin reacted by threatening to close it down. 当受到国会的正式指责时，叶利钦以威胁取缔国会作为回应。

    react accordingly/appropriately :

    The software enables the computer to interpret messages and react accordingly. 这种软件能使计算机理解信息并作出相应的反应。

     Synonyms and related words
    To react to something: react, stand up, respond...
    Collocates: react
    Adverbs frequently used with react
    ▪  adversely, angrily, badly, unfavourably, violently
  2. 2
    chemistry if a chemical substance reacts with another substance, it changes as they are mixed together 起化学反应
    react with :

    Car emissions react with sunlight to form ozone. 汽车尾气与太阳光结合发生化学反应，形成臭氧。

     Synonyms and related words
    Chemical reactions and processes: action, adsorb, aerate...
  3. 3
    to become ill when you eat a particular food or take a particular drug 对（食物或药物）有不良反应
    react to :

    Some children react badly to antibiotics. 一些孩子对抗生素有不良反应。

     Synonyms and related words
    Allergies and allergy: allergen, allergic, allergy...

phrasal verbs

TOEFL BNC: 2923 COCA: 2666
react

verb

ADVERB | VERB + REACT | PREPOSITION ADVERB➤strongly反應強烈▸➤favourably/favorably, positively, well有利地／積極地／很好地回應◇people who react positively to change對變化作積極反應的人➤adversely, badly, negatively, poorly, unfavourably/unfavorably負面反應；不良反應；消極地回應；不利地回應▸➤aggressively, angrily, defensively, sharply, violently挑釁地／憤怒地／防禦性地／尖銳地／激烈地回應➤emotionally情緒性地回應▸➤cautiously, coolly謹慎地／沉着地回應➤calmly, rationally冷靜地／理智地回應▸➤appropriately恰當地回應➤strangely奇怪地回應▸➤immediately, instantly立即／即刻回應▸➤quickly, rapidly, swiftly迅速反應◇The police must be able to react swiftly in an emergency.警方在面對緊急情況時必須能迅速作出反應。➤slowly反應遲緩▸➤differently反應不同➤accordingly相應地回應◇His insensitive remarks hurt and she reacted accordingly.他冷漠的話語傷害了她，她也冷漠以對。➤automatically, instinctively, spontaneously自動地／本能地／自然地反應➤physically生理上反應➤chemically發生化學反應◇Silicon reacts chemically like carbon.矽與碳的化學反應相似。VERB + REACT➤tend to傾向於回應▸➤be slow to反應遲緩◇The industry has been slow to react to these breakthroughs in technology.該行業對技術上的這些突破反應遲緩。➤not know how to不知道如何回應◇He did not know how to react to her sudden mood swings.他不知道如何應對她的情緒突變。PREPOSITION➤against反對◇Many young people react against traditional values.許多年輕人反對傳統的價值觀。➤by以⋯回應◇The government reacted by increasing taxation.政府的反應是增加稅收。➤to對⋯反應◇The committee reacted positively to the proposals.委員會對這些提議作出了積極回應。➤with用⋯回應◇Her family reacted with horror when she told them.她告訴她的家人後他們驚駭不已。
TOEFL BNC: 2923 COCA: 2666
react verb
⇨ respond

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