All at once, [clause]
表示突然发生某事,常用于句首。
All at once, the lights went out.
突然,灯灭了。
突然;一下子
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突然;一下子
Unexpectedly; without warning; all of a sudden.
All at once, the lights went out.
突然,灯灭了。
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突然;出乎意料地
Unexpectedly; without warning; all of a sudden.
并非比喻或习语用法:同时;全部一起。
Used other than figuratively or idiomatically: All at the same time; all together.
All at once, the silence was broken by a loud crash.
突然,一声巨响打破了寂静。
The package contains three gifts all at once.
这个包裹同时包含三份礼物。
He realized all at once that he had left his keys at home.
他突然意识到把钥匙落在家里了。
表示突然发生某事,常用于句首。
All at once, the lights went out.
突然,灯灭了。
表示同时做某事,动词后接 all at once。
They all spoke all at once.
他们同时说话了。
计算机术语,表示整批发送数据。
You can send the files all at once.
你可以整批发送文件。
Not this
I need you to come here all at once.
Use this
I need you to come here at once.
短语 'all at once' 意为 '突然' 或 '同时',而 'at once' 才表示 '立刻'。需要使用正确的短语来表达立即行动。
Not this
Let's go all at once.
Use this
Let's go together.
'All at once' 可以表示 '突然' 或 '同时',但不表示 '一起'(作为一组共同行动)。要表达 '一起',应该用 'together'。
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Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.