钉头锤

例句：

1. 1. He used a nail to hang up his clothes.
   他用钉子挂起他的衣物。
2. 2. The hammer is essential for carpentry work.
   锤子对于木工工作至关重要。
3. 3. The nail was too small to hold the board together.
   钉子太小，无法将木板固定在一起。