gun turning lathe

例句：

1. 1.He was a skilled gunsmith who could turn a gun into a fine weapon.
   他是个技艺高超的枪匠，能把枪变成一件精美的武器。
2. 2. The policeman was trying to turn the gun on the thief.
   警察试图把枪对准小偷。
3. 3. She turned the gun towards him and fired it.
   她把枪指向他并开了一枪。