all at once

同时； 一起； 突然； 忽然

Buy everything all at once?(是立刻买下所有的？)

All at once, he noticed that Geppetto was shivering and shaking as if with a high fever.(突然，他注意到杰佩托浑身发抖，好像发高烧似的。)

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。)

She wanted to laugh and weep all at once.(她哭笑不得。)

All at once there was someone knocking on the door.(突然有人敲门。)

All at once he had realized something to the full.(突然，他完全明白了一件事。)

All at once I fell into a state of profound melancholy.(我立即陷入无限的愁思之中。)

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。)

As the British zookeeper who discovered virgin births in Komodos put it, rather like buses, you wait for ages and then loads of them come along all at once.(正如发现巨蜥单性生殖的英国的动物园管理员所描述的，像等公共汽车一样，等了好长时间，然后一群小蜥蜴就一股脑地都出来了。)

Don't make massive changes all at once.(不要一下子做出大幅度的改动。)

adv

1. without warning

e.g. all at once, he started shouting

Synonym: all of a sudden

2. all at the same time

e.g. Let's say `Yes!' all at once

Synonym: all together

1. all at once

1. 突然,同时：ahead of time 提前 | all at once 突然,同时 | all but 几乎;除了...都

2. 突然;同时;一起：and so on 等等 . | all at once 突然;同时;一起 . | once for all 一劳永逸地 .

3. 突然：14.ahead of 在......前 | 15.all at once 突然 | 16.all but 几乎,差一点,除了......都

4. 一下子：all at once一下子 | as a matter of fact事实上 | all manner of各种各样的