once
🇺🇸
/wʌns/
🇬🇧
/wʌns/
adverb
A1
one time only
I visited Paris once and loved it.
我去过巴黎一次，很喜欢那里。
A1
at a time in the past
She once lived in London before moving here.
她曾经在伦敦住过，后来搬到了这里。
R
ever or at all (in negative sentences)
He never once called me after that day.
那天之后，他一次也没给我打过电话。
R
as soon as something happens
Once you start, it gets easier.
一旦开始，就会变得更容易。
conjunction
R
as soon as
Once you understand the rules, the game is fun.
一旦理解了规则，游戏就会变得有趣。
translation
一次, 曾经, 根本, 一旦
一旦