She beamed, but became solemn at once.

她笑了一下，但是马上又严肃起来。

You will be condemned at once, I am sure.'

我相信你会被马上处决的。"

We accept your offer and will dispatch the goods at once.

我们接受你方的报盘，货物将立。

We don't construct the whole world at once.

我们并不是在一瞬间就能构建一切。

I must hand in my resignation at once.

我必须立刻提交辞呈。

That's because in New York, slavery wasn't abolished all at once.

那是因为在纽约，奴隶制不是一下子被废除的。

The most hula hoops spun at once, the fastest marathon while hula hooping.

同时转的最多，一边转呼啦圈一边跑马拉松。

And finally, a double whammy is a situation where two unpleasant things happen at once.

最后，" 双重打击" 是指两件不愉快之事同时发生的情况。

At once to insist upon having such a report universally contradicted.

“我一定要你立刻向大家去辟谣。”

The woman went off at once in search of that magical mustard seed.

女人立刻踏上寻找神奇芥籽的道路。

We've got several faxes from them that need answering at once.

我们收到他们的几份传真，需要立回复。

They exploded at once into emerald green flames.

它们立刻蹿起了碧绿的火焰。

And it doesn't even need to be all at once.

而且，你不必一口气完成。

But Eliza guessed at once where I was.

可是，伊丽莎一下子就猜了我在哪里。

You there, with the long face… bring me that coin at once!

嘿，就是你了，大长脸的那个，立刻把那枚金币给我拿过来！

I think Rupert Murdoch at once was invested in the Phoenix Television, was he not?

我想默多克曾投资凤凰卫视。

I woke up all at once to the house just shaking.

我一觉醒来，屋子都在晃动。

It's too bad the winning bidder has to pay that all at once.

中标者必须一次性付清费用，太难了。

Look! It's Rachel and Barry. No, don't everybody look at once!

看，是Rachel和Barry不，别一起看。

Wood was now looking as though all his dreams had come true at once.

伍德现在的表情，就好像他所有的梦想一下子全变成了现实。