| 释义 |
- na.“all at once”的变体；突然
- 网络突然地；惊变；忽然
adv. suddenly,out of the blue,in a flash,in one fell swoop,on the spur of the moment un. | 1. in a sudden and unexpected way 2. if something happens all of a sudden, it happens quickly, and without any sign that it is going to happen |
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