Word · Frequency #2923
reacted
反应；回应
reacted is the past of react.
核心释义
常与to连用
respond
- 1.
作出反应。
To act in response.
- 2.
产生反作用力；以相反力抵抗另一物体。
To return an impulse or impression; to resist the action of another body by an opposite force
- 3.
相互反应；如化学试剂间产生交互或反向作用。
To act upon each other; to exercise a reciprocal or a reverse effect, as two or more chemical agents; to act in opposition.
- 4.
使化学试剂发生反应；使一种试剂与另一种反应。
To cause chemical agents to react; to cause one chemical agent to react with another.
反抗；反对；发生化学反应；起化学反应；作出反应。；产生反作用力；以相反力抵抗另一物体。；相互反应；如化学试剂间产生交互或反向作用。
用法In use
She reacted calmly to the surprising news.
用法提示：这里 react 是不及物动词，后接 to 引出反应对象，表示“作出反应”。
How did the children react when they saw the puppy?
用法提示：react 作不及物动词，表示“回应”，用 how 提问。敏感度适中。
The teacher waited to see how the class would react to the new rule.
用法提示：react 表示“作出反应”，此处用 would 表示未来的可能性。
react to sth
后接名词或代词，表示对某事物的反应。
She reacted to the news calmly.
她冷静地对待这条消息。
react against sth
表示反对或抵抗某事物。
Many teenagers react against their parents' rules.
相关词与表达Connections
搭配Collocations
- react to
- 对...作出反应
- She reacted to the news with surprise.她对这条消息感到惊讶。
- react with
- 与...发生反应
- Sodium reacts with water.钠与水发生反应。
- react against
- 反对；反抗
- The public reacted against the new law.公众反对这项新法律。
- react by
- 以...方式作出反应
- He reacted by leaving the room.他的反应是离开了房间。
- react positively
- 作出积极反应
学习提示Learner notes
记忆技巧Memory Tip
用're（再）'和'act（行动）'组合记忆：再次行动就是反应。
语境与语域Context & Register
该义项指‘起反应’（对刺激或情况做出回应），常用于日常交流、科学实验以及心理、化学等领域，语域中性，既可用于正式也可用于非正式语境。
语法说明Grammar Note
通常不及物，后接介词to/against/with。
发音与拼写Pronunciation & Spelling
All six words end with the spelling chunk 'act' and rhyme with 'react' (stressed vowel /æ/ + /kt/). Note: 'impact' rhymes only as verb (stress on second syllable).
高价值词汇High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
用法优先级Usage priority
Dictionary facts from ECDICT, WIKTIONARY.