
好词典

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'。
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。)
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。)