bullet
US /ˈbʊl.ɪt/
UK /ˈbʊl.ɪt/

1.
子弹, 弹头
a small metal projectile, pointed or rounded, fired from a rifle, pistol, or machine gun
:
•
The detective found a spent bullet casing at the crime scene.
侦探在犯罪现场发现了一枚用过的子弹壳。
•
The soldier loaded a fresh bullet into his rifle.
士兵给步枪装上了一颗新子弹。