ball-peen hammer
美
英 
- un.圆头锤
- 网络一端是球状;另一端是平面的铁鎚;一端成半球形之铁鎚
例句
And, if you want to kill your ex - girlfriend, there's really no substitute for a ball- peen hammer.
并且,你要杀死你前任女友的话,没有什么会比一把球头锤更适合的了。
He picked up a ball-peen hammer, leaned on the passenger-side fender, and tapped twice on the EGR valve.
他拿起一个榔头,在右侧挡泥板前弯下身,轻轻敲了两下废气循环阀。