reaction
[ri'ækʃən]
n.反应, 生理反应, 反应能力, 复旧, 反动, 化学反应
例句与用法：
A reactor is a container for chemical reaction.
反应器是进行化学反应的容器。
Running away is our instinctive reaction when we meet danger.
遇到危险时，我们的本能反应就是跑开。
The contraction of muscle is a reaction of the body.
肌肉的收缩是人体的一种反应。
The forces of reaction made reform difficult.
反动势力给改革造成了困难。
Her arrest produced an immediate reaction from the press.
她被捕的事立刻在新闻界引起反应。
What was his reaction to the news?
他对这消息的反应如何？
His reaction on this matter is unexpected.
没料到，他对这件事的反应是这样的。
词形变化：
动词过去式: reacted | 动词过去分词: reacted | 动词现在分词: reacting | 动词第三人称单数: reacts |
详细释义：
n.
1. 反应, 感应[C][U][(+to)]
What was his reaction to the plan?
他对这个计划有什么反应?
2. 【化】【物】反应, 反作用[C][U]
Putting an acid and a metal together causes a reaction.
将酸和金属放在一起会引起反应。
3. 反动; 复古; 倒退[U][S][(+from/against)]
His efforts were defeated by the forces of reaction.
他的努力被反动势力挫败。
4. (兴奋过度)疲倦, 虚脱, 体力不济[U][S]