con.vulse
v.tr.（及物动词）
con.vulsed,con.vuls.ing,con.vuls.es
To shake or agitate violently:
使…强烈地震动或狂躁不安：
例句：
tremors that convulsed the countryside; when civil war convulsed the nation.See Synonyms at agitate
使乡间猛烈震动的地震；当内战震撼这个国家时参见 agitate
To affect with irregular and involuntary muscular contractions; throw into convulsions.
使抽搐：使受…影响而产生不规律的、不自觉的肌肉收缩；使发生痉挛
To cause to shake with laughter or strong emotion.
使…笑得前俯后仰或因强烈感情而颤抖
来源：
Latin convellere convuls- [to pull violently]
拉丁语 convellere convuls- [猛烈地拉]
com- [intensive pref.] * see com-
com- [前缀，表加强词意] *参见 com-
vellere [to pull]
vellere [拉，拽]
