once
英 [wʌns] 美 [wʌns]

adv.

一次，一趟；一倍；曾经；一旦

conj.

一旦…就…；一经；

n.

一次，一回；

双语释义

adv.(副词)

1. 一次 one time
2. 曾经,昔时 at some time in the past

conj.(连词)

1. 一旦…就 …if ever
2. 只要…就 …as soon as

n.(名词)

1. [S]一次,一回 the one time

英英释义

once[ wʌns ]

• adv.
  • on one occasion

    "once I ran into her"

    同义词：one timein one case

  • as soon as

    "once we are home, we can rest"

  • at a previous time

    "she was a dancer once"

    同义词：formerlyat one timeerstwhileerst

双语例句

用作副词(adv.)

1. Once or twice she looked over her shoulder at me.
   有一两次她回头看看我。
2. She had not once spoken to him all the evening.
   整整一晚上,她都没有跟他讲过一次话。
3. I see them about once a fortnight.
   我大约两星期见他们一次。
4. Once we lived in London.
   我们曾经住在伦敦。

权威例句

Spell Once, Summon Anywhere: A Two-Level Open-Vocabulary Language Model
Michael Cohen once reportedly bragged that he was part of the Russian mob
Once-daily pravastatin in patients with primary hypercholesterolemia: a dose-response study.
A long-term evaluation of once-daily inhaled tiotropium in chronic obstructive pulmonary disease
Global perspective of religious influences on state-sponcered homophoba
8 men and women once sealed themselves inside this enormous fake Mars colony for 2 years — here's what it's like today
Efficacy and tolerability of once-monthly oral ibandronate in postmenopausal osteoporosis: 2 year results from the MOBILE study
Improvements in symptom-limited exercise performance over 8 h with once-daily tiotropium in patients with COPD.
Fusion of functions: The syntax of once,twiceandthri...
Comparison of Adherence to Glimepiride/Metformin Sustained Release Once-daily Versus Glimepiride/Metformin Immediate Release BID Fix...