at a blow的用法和样例:
例句
用作副词 (adv.)
- She solved the problem at a stroke.
她一下子解决了问题。 - He beat his opponent at one bout.
他一下子就打败了对手。
词汇搭配
- deal a blow at someone 给某人以打击...
- blow at a cold coal 白费力气
- a cold coal to blow at 无成功希望的工作...