lapse intosth
—phrasal verbwithlapseverb[I]uk/læps/us/læps/
(LESS ACTIVE)
tostartspeakingorbehavingin a lessactiveoracceptableway
（言谈举止）陷入（消极的状态）；显得异常
No one couldthinkof anything more to say, and themeetinglapsedintosilence.所有人都想不出该再说些什么，于是会议陷入了沉默。
(WORSE)
tograduallyget into aworsestateorcondition
陷入（更糟糕的状况）
Helapsedintoacomaanddiedfourdayslater.他陷入昏迷状态，于4天后去世。