at once

A computer can perform many tasks at once .

电脑能同时做多项工作。

We have several projects all on the boil at once .

我们热火朝天地同时上马了几个项目。

It 's a lot of information to absorb all at once .

要一下子消化这么多资料，真是很难。

If necessary I can come at once .

如果有必要，我可以马上来。

' Come here at once ! ' she ordered .

“马上过来！”她命令道。

She fell in with my idea at once .

她立刻同意了我的主意。

It is a physical impossibility to be in two places at once .

同时身处两地在自然法则上是不可能的。

He couldn 't reasonably be expected to pay back the loan all at once .

公平合理地讲，不可能指望他一下子归还全部借款。

The award-winning novelist often has three or four books on the go at once .

那位获奖小说家经常是三四部小说同时写的。

Everyone began talking at once .

大家同时开始讲话。

There was absolute mayhem when everyone tried to get out at once .

众人蜂拥而出，造成了极大的混乱。

I have to go , I really must , at once

我得走了，我真的必须马上就走。

You can 't be doing two things at once

不能一心二用。

I dreamed up a plan to solve both problems at once

我想出了一个方案，可以同时解决两个问题。

She says she must speak with you at once

她说她必须立刻跟你谈谈。

He didn 't approach the front door at once

他没有马上走向前门。

The boys all began to talk at once

所有的男孩子们立即说起话来。

She seems at once feminine and able to cope in a man 's world .

她看起来既有女人味，又能在男人的世界里游刃有余。

All at once there was someone knocking on the door .

忽然有人敲门。

No bank could ever pay off its creditors if they all demanded their money at once

如果所有的储户同时要求提取存款，没有哪家银行能办得到。

Please be so kind as to see to it that all the alterations are made at once !

请务必立即执行变更！

He took off at once and headed back to the motel

他立刻离开，回到汽车旅馆。

She knew at once that he was concealing something from her .

她马上知道了他有事瞒着她。

He came to the point at once . ' You did a splendid job on this case . '

他立刻切入正题道：“这件案子你处理得很棒。”

Countries overwhelmed by the human tide of refugees want safe havens set up at once .

那些不堪难民潮困扰的国家希望马上建立安全区。

Some were obviously unsuitable and could be ruled out at once . Others were borderline cases .

一些明显不合适，可以马上排除。另一些则勉强合格。

He started at once to compose a reply to Anna

他马上开始给安娜写回信。

Remove from the heat , add the parsley , toss and serve at once

端离炉子，加上欧芹，颠起翻面后就立刻上桌。

All at once , Mick 's serious expression softened into a grin

米克严肃的表情一下子变成了笑脸。

I wrote back to Meudon at once to fix up a meeting .

我马上给缪顿回信安排会面。