The place at once enraptured me.

这个地方立刻把我迷住了。

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。

The boys all began to talk at once.

男孩们都马上开始说话了。

I have to go at once.

我得马上走。

The receptionist recognized him at once.

那名接待员马上认出了他。

He started at once to compose a reply to Anna.

他立刻开始给安娜写回信。

She paid me in dribs and drabs, not all at once.

她一点一点地付给我钱，而不是一次付清。

He took off at once and headed back to the motel.

他出人意料地立刻就离开了，然后回到了那家汽车旅馆。

I dreamed up a plan to solve both problems at once.

我想出了一个可以立刻解决这两个问题的计划。

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

从火上端下来，加入香芹，搅拌后立刻上桌。

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

他立刻切入正题。“你这件事情干得真棒。”

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

请注意所有变更必须马上完成！

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

一些显然不合适，可以马上被排除。另一些勉强合格。

Shall we start at once?

我们马上开始好吗？

Dad laughed at once.

爸爸马上大笑了起来。

We went out at once.

我们立刻跑了出去。

Stop that at once!

马上给我停下来！

Come here at once!

立刻到这儿来！

Go home at once.

马上回家去。

Everyone began talking at once.

大家同时开始讲话。

I can't do two things at once.

我不能同时做两件事。

All at once she lost her temper.

她突然大发脾气。

I can't be in two places at once.

我不能同时身处两地。

Umpteen of them all arrived at once.

他们大伙都一块儿来了。

You can't be doing two things at once.

你不能同时做两件事。

She wanted to laugh and weep all at once.

她哭笑不得。

He didn't approach the front door at once.

他没有立即走近前门。

A computer can perform many tasks at once.

电脑能同时做多项工作。