Question

reaction n.反应；生理反应；反应能力；复旧；反动；化学反应 (1) 她被捕的事立刻在新闻界引起反应。(2) 我注射了伤寒针剂后产生了不良反应。(3) 他快速的反应能力让我们吃了一惊。(4) 热闹一番过后,生活沉闷如故。(5) 反动势力给改革造成了困难。(6) 这个化学反应产生很多热量。 A reaction is often a physical in nature. A chemical reaction describes the way a chemical behaves when combined with another substance. The way your body responds to a medication or external influence is a physical reaction. Think of the way cold air causes you to get goose bumps on your arms. It can also describe something more emotional, for instance a person’s reaction of laughter when told a funny story.

Accepted Answer

英 [ri'ækʃn] 美 [ri'ækʃn] (1) Her arrest produced an immediate reaction from the press.(2) I had a bad reaction after my typhoid injection.(3) His reaction of swiftness surprised us.(4) After all the excitement there was an inevitable reaction.(5) The forces of reaction made reform difficult.(6) This chemical reaction generates a lot of heat. A reaction is an action taken in response to something. If you're telling your parents that you want to move out, you'll see by their reaction that they're sad about it. 1[N-VAR 可变名词]反应；回应；反响 Your reaction to something that has happened or something that you have experienced is what you feel, say, or do because of it.   [usu with supp]Reaction to the visit is mixed...对这次访问的反应不一。The initial reaction of most participants is fear...多数参与者的最初反应是恐惧。He was surprised that his answer should have caused such a strong reaction.他很惊讶自己的回答会引起如此强烈的反响。2[N-COUNT 可数名词]反对；反抗；抵制 A reaction against something is a way of behaving or doing something that is deliberately different from what has been done before.   [N against n]All new fashion starts out as a reaction against existing convention...所有新时尚都是从打破现有常规开始的。Her three years of freedom seemed like a reaction against that childhood.她那3年的自由仿佛是对孩童时代的反叛。3[N-SING 单数名词]抵制；抵触 If there is a reaction against something, it becomes unpopular.   [also no det]Premature moves in this respect might well provoke a reaction against the reform...在这方面不成熟的举动很可能引发对改革的抵触情绪。The government response seems to be the result of strong public reaction against the police apathy.政府的回应似乎是公众强烈抵制警察冷漠执法的结果。4[N-PLURAL 复数名词]反应力；应变能力 Your reactions are your ability to move quickly in response to something, for example when you are in danger.   [oft poss N]If his reactions are so slow, he shouldn't be in charge of a bus...如果他的反应太慢，就不应该开公交汽车。The sport requires very fast reactions.这项运动要求极快的反应力。5[N-UNCOUNT 不可数名词]保守思想；反动思想 Reaction is the belief that the political or social system of your country should not change.   [disapproval]Thus, he aided reaction and thwarted progress.因此，他帮助反动派阻挠进步。...their victory against the forces of reaction and censorship.他们取得的对保守势力和审查制度的胜利6[N-COUNT 可数名词]（化学）反应，变化 A chemical reaction is a process in which two substances combine together chemically to form another substance. Ozone is produced by the reaction between oxygen and ultraviolet light...臭氧由氧气和紫外线发生反应而产生。Catalysts are materials which greatly speed up chemical reactions.催化剂是可以大大加速化学反应的物质。7[N-COUNT 可数名词]过敏；不良反应 If you have a reaction to a substance such as a drug, or to something you have touched, you are affected unpleasantly or made ill by it.   [oft adj N to n]Every year, 5000 people have life-threatening reactions to anaesthetics...每年有5,000人对麻醉剂产生致命反应。Common foods which cause this kind of reaction are fish, eggs, and shellfish.引发这种不良反应的常见食物包括鱼、蛋和贝类。

英语单词	reaction
英美音标	英 [ri'ækʃn] 美 [ri'ækʃn]
中文释义	n.反应；生理反应；反应能力；复旧；反动；化学反应
英语例句	(1) Her arrest produced an immediate reaction from the press. (2) I had a bad reaction after my typhoid injection. (3) His reaction of swiftness surprised us. (4) After all the excitement there was an inevitable reaction. (5) The forces of reaction made reform difficult. (6) This chemical reaction generates a lot of heat.
中文例句	(1) 她被捕的事立刻在新闻界引起反应。 (2) 我注射了伤寒针剂后产生了不良反应。 (3) 他快速的反应能力让我们吃了一惊。 (4) 热闹一番过后,生活沉闷如故。 (5) 反动势力给改革造成了困难。 (6) 这个化学反应产生很多热量。
vocabulary简明	A reaction is an action taken in response to something. If you're telling your parents that you want to move out, you'll see by their reaction that they're sad about it.
vocabulary扩展	A reaction is often a physical in nature. A chemical reaction describes the way a chemical behaves when combined with another substance. The way your body responds to a medication or external influence is a physical reaction. Think of the way cold air causes you to get goose bumps on your arms. It can also describe something more emotional, for instance a person’s reaction of laughter when told a funny story.
柯林斯解释	1 [N-VAR 可变名词]反应；回应；反响 Your reaction to something that has happened or something that you have experienced is what you feel, say, or do because of it. [usu with supp] Reaction to the visit is mixed... 对这次访问的反应不一。 The initial reaction of most participants is fear... 多数参与者的最初反应是恐惧。 He was surprised that his answer should have caused such a strong reaction. 他很惊讶自己的回答会引起如此强烈的反响。 2 [N-COUNT 可数名词]反对；反抗；抵制 A reaction against something is a way of behaving or doing something that is deliberately different from what has been done before. [N against n] All new fashion starts out as a reaction against existing convention... 所有新时尚都是从打破现有常规开始的。 Her three years of freedom seemed like a reaction against that childhood. 她那3年的自由仿佛是对孩童时代的反叛。 3 [N-SING 单数名词]抵制；抵触 If there is a reaction against something, it becomes unpopular. [also no det] Premature moves in this respect might well provoke a reaction against the reform... 在这方面不成熟的举动很可能引发对改革的抵触情绪。 The government response seems to be the result of strong public reaction against the police apathy. 政府的回应似乎是公众强烈抵制警察冷漠执法的结果。 4 [N-PLURAL 复数名词]反应力；应变能力 Your reactions are your ability to move quickly in response to something, for example when you are in danger. [oft poss N] If his reactions are so slow, he shouldn't be in charge of a bus... 如果他的反应太慢，就不应该开公交汽车。 The sport requires very fast reactions. 这项运动要求极快的反应力。 5 [N-UNCOUNT 不可数名词]保守思想；反动思想 Reaction is the belief that the political or social system of your country should not change. [disapproval] Thus, he aided reaction and thwarted progress. 因此，他帮助反动派阻挠进步。 ...their victory against the forces of reaction and censorship. 他们取得的对保守势力和审查制度的胜利 6 [N-COUNT 可数名词]（化学）反应，变化 A chemical reaction is a process in which two substances combine together chemically to form another substance. Ozone is produced by the reaction between oxygen and ultraviolet light... 臭氧由氧气和紫外线发生反应而产生。 Catalysts are materials which greatly speed up chemical reactions. 催化剂是可以大大加速化学反应的物质。 7 [N-COUNT 可数名词]过敏；不良反应 If you have a reaction to a substance such as a drug, or to something you have touched, you are affected unpleasantly or made ill by it. [oft adj N to n] Every year, 5000 people have life-threatening reactions to anaesthetics... 每年有5,000人对麻醉剂产生致命反应。 Common foods which cause this kind of reaction are fish, eggs, and shellfish. 引发这种不良反应的常见食物包括鱼、蛋和贝类。

Reaction Chemical Response N Count 可数名词 N Produced Surprised