reaction

美 [ri'ækʃ(ə)n]

英 [ri'ækʃ(ə)n]

复数：reactions

搭配

adj.+n.

adverse reaction,immediate reaction,initial reaction,negative reaction,positive reaction

v.+n.

produce reaction,get reaction,test reaction,cause reaction,prevent reaction

reaction

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对于事件╱局势to event/situation

1.	[c][u] ~ (to sb/sth) 反应；回应what you do, say or think as a result of sth that has happened

	What was his reaction to the news? 他对这消息有何反应？
	My immediate reaction was one of shock. 我当即的反应是大吃一惊。
	A spokesman said the changes were not in reaction to the company's recent losses. 一位发言人说，这些变动不是针对公司最近的亏损而作出的反应。
	There has been a mixed reaction to her appointment as director. 对她获任命为主管一事，人们的反应各不相同。
	The decision provoked an angry reaction from local residents. 这个决定引起了当地居民的愤怒抗议。
	I tried shaking him but there was no reaction. 我试着摇了摇他，但他一动不动。

态度的改变change in attitudes

2.	[c][ususing][u] ~ (against sth) （对旧观念等的）抗拒a change in people's attitudes or behaviour caused by disapproval of the attitudes, etc. of the past

The return to traditional family values is a reaction against the permissiveness of recent decades.

传统家庭价值观的回归是对近几十年来放纵自由的一种反动。

药物to drugs

3.	[c][u] 生理反应；副作用a response by the body, usually a bad one, to a drug, chemical substance, etc.

to have an allergic reaction to a drug

对某药物有过敏反应

对于危险to danger

4.	[pl] 反应能力the ability to move quickly in response to sth, especially if in danger

a skilled driver with quick reactions

反应敏捷的熟练司机

科学science

5.	[c][u] 化学反应a chemical change produced by two or more substances acting on each other

a chemical/nuclear reaction

化学╱核反应

6.	[u][c] 反（作用）力a force shown by sth in response to another force, which is of equal strength and acts in the opposite direction

反对发展against progress

7.	[u] 反对；反动；阻碍opposition to social or political progress or change

The forces of reaction made change difficult.

反动势力使得改革举步维艰。