react
verb OPAL S
/riˈækt/
/riˈækt/
动词形式
Phrasal Verbs| present simple I / you / we / they react | /riˈækt/ /riˈækt/ |
| he / she / it reacts | /riˈækts/ /riˈækts/ |
| past simple reacted | /riˈæktɪd/ /riˈæktɪd/ |
| past participle reacted | /riˈæktɪd/ /riˈæktɪd/ |
| -ing form reacting | /riˈæktɪŋ/ /riˈæktɪŋ/ |
- [intransitive] to change or behave in a particular way as a result of or in response to something
起反应；（对…）作出反应；回应 - I nudged her but she didn't react.
我用胳膊肘捅了她一下，可她没有反应。 - You never know how he is going to react.
你根本不知道他会作何反应。 - He would have reacted in the same way.
他也会有同样的反应。 - react to something Local residents have reacted angrily to the news.
当地居民对这一消息表示愤怒。 - react by doing something The market reacted by falling a further two points.
股市的反应是再下跌两个百分点。 - react to something by doing something The army has reacted to the situation by increasing investment in recruitment.
军队通过增加征兵投入来应对这种情况。 - react with something Her family reacted with horror when she told them.
她告诉她的家人后他们惊骇不已。 - Residents have reacted with fury to the news.
居民对这一消息反应激烈。
Topics Change, cause and effecta2- His insensitive remarks hurt and she reacted accordingly.
他冷漠的话语伤害了她，她也冷漠以对。 - The committee reacted positively to the proposals.
委员会对这些提议作出了积极回应。 - The government reacted by increasing taxation.
政府的反应是增加税收。 - The industry has been slow to react to these breakthroughs in technology.
该行业对技术上的这些突破反应迟缓。 - The police must be able to react swiftly in an emergency.
警方在面对紧急情况时必须能迅速作出反应。 - people who react positively to change
对变化作积极反应的人
Collocations Dictionaryadverb- strongly
- favourably/favorably
- positively
- …
- tend to
- be slow to
- not know how to
- …
- against
- by
- to
- …
- I nudged her but she didn't react.
- [intransitive] to become ill after eating, breathing, etc. a particular substance
（对食物等）有不良反应，过敏 - react + adv. Some patients may react adversely.
有些病人可能会有不良反应。 - react (+ adv.) to something People can react badly to certain food additives.
人们对某些食品添加剂可能会严重过敏。 - People react differently to these drugs.
人们对这些药物的反应不同。
Collocations Dictionaryadverb- strongly
- favourably/favorably
- positively
- …
- tend to
- be slow to
- not know how to
- …
- against
- by
- to
- …
- react + adv. Some patients may react adversely.
- [intransitive] (chemistry
化学 物质 起化学反应；发生化学变化 - Silicon reacts chemically like carbon.
硅与碳的化学反应相似。 - react with something Iron reacts with water and air to produce rust.
铁和水及空气发生反应产生铁锈。 - react together When an acid and an alkali react together the result is a salt and water.
当酸和碱一起反应时，结果是盐和水。
WordfinderTopics Physics and chemistryb2- acid
- catalyst
- chemistry
- compound
- formula
- molecule
- pH
- react
- solution
- valency
Collocations Dictionaryadverb- strongly
- favourably/favorably
- positively
- …
- tend to
- be slow to
- not know how to
- …
- against
- by
- to
- …
- Silicon reacts chemically like carbon.
词源mid 17th cent.: from re- (expressing intensive force or reversal) + act, originally suggested by medieval Latin react- ‘done again’, from the verb reagere.