reaction
英 [riˈækʃn] 美 [riˈækʃən]

n.

反应；反作用力；反动；保守

变形

复数：reactions

双语释义

n.(名词)

1. [C][U]反应; 回应 (a case or way of) reacting; response
2. [U][C]反作用力 (in science) (a) force exercised by a body in reply to another force, which is of equal strength and acts in the opposite direction
3. [S]回复到以前的状态,复古 a change back to a former condition
4. [U]反动 the quality of being reactionary

英英释义

reaction[ ri'ækʃən, ri:- ]

• n.
  • a response that reveals a person's feelings or attitude

    "he was pleased by the audience's reaction to his performance"; "John feared his mother's reaction when she saw the broken lamp"

  • a bodily process occurring due to the effect of some foregoing stimulus or agent

    "a bad reaction to the medicine"

    同义词：response

  • (chemistry) a process in which one or more substances are changed into others

    "there was a chemical reaction of the lime with the ground water"

    同义词：chemical reaction

  • an idea evoked by some experience

    "his reaction to the news was to start planning what to do"

  • doing something in opposition to another way of doing it that you don't like

    "his style of painting was a reaction against cubism"

  • extreme conservatism in political or social matters

    "the forces of reaction carried the election"

  • (mechanics) the equal and opposite force that is produced when any force is applied to a body

    "every action has an equal and opposite reaction"

词汇搭配

用作名词 (n.)动词+～

• cause〔evoke〕 reaction引起反应
• test the reaction检验反应

形容词+～

• strong reaction强烈的反响

名词+～

• patient's reactions病人的反应

～+介词

• reaction from来自…的反应
• reaction of…的反应
• reaction to对…的反应

词组短语

reaction time反应时间

reaction temperature反应温度；适应温度

chemical reaction n. 化学反应

reaction mechanism反应机理

reaction rate[化]反应速率

chain reaction连锁反应；链式反应

reaction system反应系统

reaction kinetics反应动力学

polymerase chain reaction聚合酶链反应

adverse reaction不良反应；逆反应；有害反应

catalytic reaction催化反应

allergic reaction过敏反应；变态反应

drug reaction药物反应

oxidation reaction氧化反应；氧化作用

reaction principle n. 反应原理，反作用原理；反酌原理

inflammatory reaction炎症反应，炎性反应

condensation reaction缩合反应

reaction product反应产物

addition reaction[化]加成；加成反应

coupling reaction偶联反应，偶合反应

更多收起词组短语

双语例句

用作名词(n.)

1. Her arrest produced an immediate reaction from the press.
   她被捕的事立刻在新闻界引起反应。
2. I had a bad reaction after my typhoid injection.
   我注射了伤寒针剂后产生了不良反应。
3. His reaction of swiftness surprised us.
   他快速的反应能力让我们吃了一惊。
4. After all the excitement there was an inevitable reaction.
   热闹一番过后,生活沉闷如故。
5. The forces of reaction made reform difficult.
   反动势力给改革造成了困难。
6. This chemical reaction generates a lot of heat.
   这个化学反应产生很多热量。

权威例句

Phenotypic evolution: a reaction norm perspective.
A modified uronic acid carbazole reaction.
An improved algorithm for reaction path following
An improved algorithm for reaction path following. J Chem Phys 90:2154
Determination of serum proteins by means of the biuret reaction.
Assay for lipid peroxides in animal tissues by thiobarbituric acid reaction
Assay for lipid peroxides in animal tissues by thiobarbituric acid reaction.
Aryl-aryl bond formation one century after the discovery of the Ullmann reaction.
Stability of nonconstant stationary solutions in a reaction-diffusion equation coupled to the system of ordinary differential equati...
A simple method for the isolation and purification of total lipids by sulphophospho-vanillin reaction