好词典

react

UK /riˈækt/US /riˈækt/

词源

源自拉丁语 're-'(再次)和 'agere'(行动),通过法语 'réagir' 进入英语,字面意思是'再次行动'。

verb

❶ 对某事做出回应或采取行动,通常指对外界刺激或情况的即时反馈。

“She reacted quickly when the ball came flying towards her.”

(当球朝她飞来时,她迅速做出了反应。)

“How did he react to the news of his promotion?”

(他对升职的消息有什么反应?)

❶ 在化学中,指物质之间发生相互作用并产生新的物质。

“When sodium reacts with water, it produces hydrogen gas.”

(当钠与水反应时,会产生氢气。)

“The two chemicals reacted violently when mixed together.”

(这两种化学物质混合时发生了剧烈反应。)

同义词:respond, reply, answer, behave, counter

常见短语

react to — 对某事或某种情况做出反应,可以是情感上或行为上的回应。

“How did she react to the surprise party?”

(她对惊喜派对有什么反应?)

react against — 反对或抵制某事,通常是因为不同意或感到不满。

“The younger generation often reacts against traditional values.”

(年轻一代常常反对传统价值观。)