at a time
参考词典中at a time的常规释义：
基本释义
- 一次,每次,一下子,曾经,同时
参考例句
- kept a fire extinguisher available at all times.
任何时候都要放置即时可用的灭火器 - He says that he has seen a meteor at some time.
他说有一次他看到过一颗流星。 - Those two countries have been at war for a long time.
那两个国家已交战很久了。 - At a former or past time;previously.
从前地以前或过去的时间;早先 - I can only talk to one at a time.
我只能一次跟一个人谈话。
- kept a fire extinguisher available at all times.
英英解释
1个副词解释
- simultaneously
[同] at a time, at once, at one time
[例]- he took three cookies at a time
点击查看……- simultaneously
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