lapse
noun uk/læps/ us/læps/
(FAILURE)
[ C ]过失，小失误
a temporary failure
a lapse of concentration 走神
The management's decision to ignore the safety warnings demonstrated a remarkable lapse of judgment. 管理层作出的对安全警告不予理会的决定是决策上的明显失误。
a memory lapse 一时想不起来
(PERIOD)
[ C usually singular ]（两件事之间的）间隔时间
a period of time passing between two things happening
a time lapse/a lapse of time 时间间隔
He turned up again after a lapse of two years. 两年后他又露面了。
lapse
verb [ I ] uk/læps/ us/læps/
期满终止;失效;废止
to end legally or officially by not being continued or made effective for a longer period
The association needs to win back former members who have allowed their subscriptions to lapse. 该协会需要重新把那些已经期满退出的会员吸引回来。
Phrasal verb
lapse into something （言谈举止）陷入（消极的状态）；显得异常
to start speaking or behaving in a less active or acceptable way
No one could think of anything more to say, and the meeting lapsed into silence. 所有人都想不出该再说些什么，于是会议陷入了沉默。
陷入（更糟糕的状况）
to gradually get into a worse state or condition
He lapsed into a coma and died four days later. 他陷入昏迷状态，于4天后去世。