a sudden shaking movement of the body that cannot be controlled 痉挛；抽搐 The child went into convulsions. 那孩子全身抽搐起来。 - in convulsions
He fell to the ground in convulsions. 他抽搐着倒在地上。
Extra ExamplesThe patient lost consciousness and went into convulsions. 病人失去知觉，抽搐起来。 He felt a sudden convulsion of fear at the pit of his stomach. 他感到胃底突然一阵恐惧。 She started to have convulsions again. 她又开始出现痉挛了。 The drug can cause paranoia, memory loss and convulsions. 这种药物会导致妄想症、记忆力丧失和抽搐。
Oxford Collocations Dictionaryadjective- violent
- sudden
- go into
- have
- suffer
- …
a sudden important change that happens to a country or an organization 动乱；骚动 political convulsions threatening the stability of new democracies 威胁新民主国家稳定的政治动乱
Word Originmid 16th cent. (originally in the sense ‘cramp, spasm’): from Latin convulsio(n-), from the verb convellere, from con- ‘together’ + vellere ‘to pull’.