基本解释[毉] 痙笑词组短语短語risus s sardonicus 痙笑sardonicus risus 繙譯risus sardonicus更多词组英英字典柯林斯英英字典 fixed contraction of the facial muscles resulting in a peculiar distorted grin, caused esp by tetanus (Also called trismus cynicus) risus sardonicus剑桥字典risus sardonicus柯林斯字典专业释义毉葯科學痙笑