Before you know it
US /bɪˈfɔr ju noʊ ɪt/
UK /bɪˈfɔː ju nəʊ ɪt/
成語
不知不覺中, 很快
very quickly; sooner than you expect
範例:
•
The children will be grown up before you know it.
不知不覺中，孩子們就會長大。
•
The holidays will be here before you know it.
不知不覺中，假期就會到來。