Three invading battleships were sunk at one stroke.

3艘入侵军舰被一举击沉。

"We are not prepared," said they, "to stay with a man who kills seven at one stroke."

他们说：“我们没准备好和一个一下子打死了七个人的人一起共事。”

They intended to devastate the town at one stroke.

他们企图一举摧毁全城。

The smoke choked the joking stroker at one stroke.

烟一下呛住了开玩哭的抚摸者。

The smoke choked the joking stroker at one stroke.

烟一下呛住了开玩笑的抚摩者。