Bef
abbr. 在…以前（before）
🗣️ 情景例句
But we found nearly half on them were mouldy. We can't accept them anyway.
但是我们发现差不多一半发了霉。无论如何我们不能接受。
If he doesn't play, who will?
如果他不，谁要去玩？
I'm thinking of hanging the lamp from the ceiling.
我打算把灯吊在天花板上。