convulse

verb

/kənˈvʌls/

动词形式

present simple I / you / we / they convulse	/kənˈvʌls/ /kənˈvʌls/
he / she / it convulses	/kənˈvʌlsɪz/ /kənˈvʌlsɪz/
past simple convulsed	/kənˈvʌlst/ /kənˈvʌlst/
past participle convulsed	/kənˈvʌlst/ /kənˈvʌlst/
-ing form convulsing	/kənˈvʌlsɪŋ/ /kənˈvʌlsɪŋ/

[transitive, intransitive] convulse (somebody) (with something) (rather formal) to cause a sudden shaking movement in somebody’s body; to make this movement使痉挛（或抽筋）；（身体）震动（或抖动）
- A violent shiver convulsed him.剧烈的颤抖使他抽搐不已。
- His whole body convulsed.他全身痉挛。
[transitive] be convulsed with laughter, anger, etc. to be laughing so much, so angry, etc. that you cannot control your movements（因笑、生气等）全身抖动
- She was convulsed by a bout of sneezing.她打了一阵喷嚏，浑身抖动起来。

词源mid 17th cent.: from Latin convuls- ‘pulled violently, wrenched’, from the verb convellere, from con- ‘together’ + vellere ‘to pull’.