reaction

名词 reaction:

a response that reveals a person's feelings or attitude

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

同义词：response

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

an idea evoked by some experience

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

extreme conservatism in political or social matters

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