据我所知， 我们英文没有相关的成语。。。只能用一句话来形容： ...over someone else's suffering 前面可根据情况加内容 比如 ： exult over someone else's suffering grieve over someone else's suffering 等 幸灾乐祸 = exult / rejoice over someone else's suffering

Schadenfreude

gloat.gloat over/about sth. idiom：lick one's chaps;lick one's chops