Definition
- C2
to be forgotten or not remembered by someone
（某事）被（某人）遺忘
I meant to call her, but it completely slipped my mind.
我本來想打電話給她，但完全忘記了。
He forgot it was his anniversary; it totally slipped his memory.
他忘記了今天是他的結婚紀念日；這件事完全被他遺忘了。
Her name slipped my mind when I saw her.
當我看到她時，她的名字突然想不起來了。