- [C][U]反应; 回应 (a case or way of) reacting; response
- [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
- [S]回复到以前的状态,复古 a change back to a former condition
- [U]反动 the quality of being reactionary
(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"
an idea evoked by some experience;
"his reaction to the news was to start planning what to do"
a bodily process occurring due to the effect of some antecedent stimulus or agent;
"a bad reaction to the medicine"
"his responses have slowed with age"
(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"
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"
extreme conservatism in political or social matters;
"the forces of reaction carried the election"
doing something in opposition to another way of doing it that you don't like;
"his style of painting was a reaction against cubism"
- Her arrest produced an immediate reaction from the press.
- I had a bad reaction after my typhoid injection.
- His reaction of swiftness surprised us.
- After all the excitement there was an inevitable reaction.
- The forces of reaction made reform difficult.
- This chemical reaction generates a lot of heat.
- Their reaction to the joke is to laugh.
- Action and reaction are equal.
- The popularity of these old-fashioned views reflects a reaction against the permissiveness of the 1960s.
- The forces of reaction were defeated.
- strong reaction 强烈的反响
- patient's reactions 病人的反应
The reaction of the sides of the vessel against the fluid.出自： S. Vince