All at once an idea struck him.

他简直如堕五里雾中，这时，他忽然想起了一件事。

But all at once his eyes grew moist.

眼中浮出泪来。

Nor will a generational uprising come all at once.

新一代的起义也不会瞬时到来。

" Who wouldn't want pets that can burn, sting, and bite all at once? "

“又能烧人，又能蜇人，还能咬人，这样的宠物谁不想要呢？”

Then all at once he did remember.

接着他突然想起来了。

And now I get it all at once.

现在我一下子就明白了。

All at once Molly heard the children laugh.

突然，莫莉听到孩子们在笑。

All at once they heard a strange noise.

突然，他们听到了一阵奇怪的声音。

Figure I pay you back all at once.

有机会我得一并还了。

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

而且，你不必一口气完成。