reaction_查单词_Online Dictionary_在线词典_单词查询_在线翻译

reaction [ri'ækʃən]

n. 反应,反作用,反馈,反动,影响

An adverse reaction to a hallucinogenic drug.
服迷幻药后产生的不适反应
a hair - trigger temper;a hair - trigger reaction.
一触即怒的脾气;一触即发的反应
a quantal reaction.
全部或全无的反应
A photochemical reaction.
光化反应一种光化学的反应
For every action there is an equal and opposite reaction.
每一个作用力都有一个大小相等、方向相反的反作用力。

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a response that reveals a person's feelings or attitude
[例]
- 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
[同] reaction , response
[例]
- a bad reaction to the medicine
- his responses have slowed with age
(chemistry) a process in which one or more substances are changed into others
[同] reaction , chemical reaction
[例]
- there was a chemical reaction of the lime with the ground water
an idea evoked by some experience
[例]
- 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
[例]
- his style of painting was a reaction against cubism
extreme conservatism in political or social matters
[例]
- the forces of reaction carried the election
(mechanics) the equal and opposite force that is produced when any force is applied to a body
[例]
- every action has an equal and opposite reaction