2VERB 反抗;不服;反对 If you react against someone's way of behaving, you deliberately behave in a different way because you do not like the way they behave. 反抗;不服;反对
She reacted against the mindlessness and luxury of their lives. [Vagainst n]
她对他们生活的盲目和奢侈很反对。
My father never saved and perhaps I reacted against that. [VERB + against]
我父亲从来不存钱,我可能正好相反。
SYN rebel against, oppose, revolt against, rise up against
3VERB 产生不良反应;过敏 If you react to a substance such as a drug, or to something you have touched, you are affected unpleasantly or made ill by it. 产生不良反应;过敏 [Also VERB]
Someone allergic to milk is likely to react to cheese. [VERB + to]
对牛奶过敏的人可能对奶酪也有不良反应。
He reacted very badly to the radiation therapy. [VERBto noun]
4V-RECIP 起(化学)变化;发生(化学)反应 When one chemical substance reacts with another, or when two chemical substances react, they combine chemically to form another substance. 起(化学)变化;发生(化学)反应
Calcium reacts with water. [VERB + with]
钙和水会发生化学反应
Under normal circumstances, these two gases react readily to produce carbon dioxide and water. [VERB]
ADVERB | VERB + REACT | PREPOSITIONADVERB➤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。