spasm
['spæzəm]
n. 抽筋, 痉挛, （动作, 感情等的）一阵发作
例句与用法：
A sudden sharp spasm of pain.
阵痛突发的尖锐的痉挛痛
A spasm or fit; a convulsion.
阵发痉挛或短暂发作; 抽搐
The muscles in the athlete's leg went into spasm.
那运动员的腿抽筋了。
They burst into a spasm of laughter.
他们爆发出一阵笑声。
详细释义：
n.
1. 痉挛, 抽搐[U][C]
If breathing is not restored, the patient may go into spasm.
如果病人的呼吸得不到恢复, 就有可能发生痉挛。
2. (动作、感情等的)一阵发作[C][(+of)]
a spasm of coughing
一阵咳嗽