convulsions
n. [内科]抽搐；社会动乱；哄堂大笑；震动（convulsion 的复数形式）
例句
The child went into convulsions.
那孩子全身抽搐起来。
《牛津词典》
Thirteen per cent said they became unconscious at night and 5 per cent suffered convulsions.
13%的人说晚上他们失去知觉，5%的人说他们晚上抽搐。
《柯林斯英汉双解大词典》
This unexpected result threw the company into convulsions of merriment.
这个意想不到的结果使大家笑得前仰后合。
