at once
英 [æt wʌns] 美 [æt wʌns]

adv.

立即；一起；同时；立刻

英英释义

at once

• adv.
  • without delay or hesitation; with no time intervening

    同义词：immediatelyinstantlystraightawaystraight offdirectlynowright awayforthwithin real timelike a shot

  • simultaneously

    同义词：at a timeat one time

同近义词辨析

instantly, right away, directly, soon, at once, shortly, presently, immediately

这组词都有“立刻，马上”的意思，其区别是：

instantly指恰恰就在此刻，一秒钟也没耽误。

right away 主要用于美国英语，语气稍弱于at once，强调动作迅速。

directly和immediately同义，指毫无迟疑。

soon常用词，指行动快，完成速度快。

at once口语中常用，语气强烈，指时间紧迫，一刻也不能耽误。

shortly和soon同义，指动作发生或完成的速度之快。

presently指不久、即将。

immediately指做完一件事后，立即就做另一件事，中间一般没有明显的时间间隔。

at last, at large, at length, at once, at a loss

at last最后

at large自由地、逍遥自在地

at length详细地

at once立刻

at a loss困惑地、不解地

双语例句

1. Many of us warmed to the new employee at once.
   我们中许多人立刻喜欢上了那位新来的雇员。
2. Go at once, or I will unleash my dog on you!
   立刻走，要不我就放我的狗咬你！
3. You want to see a doctor at once.
   你必须马上去看医生。
4. We will send someone up to look at it right away.
   我们将马上找人看着。

权威例句

HOW MANY PARTS TO MAKE AT ONCE
How Many Parts to Make at Once
Chinese Part-of-Speech Tagging: One-at-a-Time or All-at-Once? Word-Based or Character-Based?
All-at-once Optimization for Coupled Matrix and Tensor Factorizations
How Many Things Do You like to Do at Once? An Introduction to Monochronic and Polychronic Time
Visual spatial attention to multiple locations at once: the jury is still out.
How many locations can be selected at once?
Keeping track of several things at once.
Social Theories of Risk Perception: At Once Indispensable and Insufficient
All-at-once solution of time-dependent Stokes control