一下子， 一举
The executioner cut off his head at one blow.───刽子手一刀就把他的头砍了.
They brought down two enemy planes at one blow.───他们一举击落两架敌机.
He killed seven foes at one blow.───他一举打死七个对手.
A - fter four years, she became a noticeable person at the 17 th Olympics at one blow.───四年后, 在第17届奥运会上一下子成了引人注目的人物.
They brought down two enemy planes at one blow.
at a blow───一下子；打一下
at one clip───一次剪辑
at one's elbow───手肘
a body blow───身体打击
at one time───一次
gone slow───变慢了
to blow───吹；爆炸；打击
to overblow───过流
at one's back───支持某人；给某人撑腰