| 单词 | at a time | 
| 释义 | at a timephraseSee full dictionary entry for  time You say at a time after an amount to say how many things or how much of something is involved in oneaction, place, or group.  Beat in the eggs, one at a time.  She ran for the staircase and down the steps, taking them two at a time.  Do you sometimes do very little physical exercise for several weeks at a time? Examples of 'at a time' in a sentence | 
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