v.复发；再陷入；故态复萌
n.再发；重陷；故态复萌
Some patients will relapse. 一些患者会复发。
We were afraid he might relapse into a coma. 我们担心他可能再次陷入昏迷。
He had relapsed into silence again. 他再一次陷入沉默。
He kept off drink for a few weeks, but now he has relapsed. 他酒戒了两三个星期，可是现在故态复萌。
用作名词 (n.)He can't return to work because he's had a relapse. 他不能回去工作，因为旧病复发了。
He swore not to steal but he suffered a relapse and committed crimes again. 他发过誓不再偷了，可不久又旧病复发，走上了犯罪道路。
