弹片

He was hit in the arm by flying shrapnel.

他被流弹片打中了手臂。

The bomb exploded, sending shrapnel whistling through the trees.

炸弹爆炸了，弹片呼啸着穿过树林。

Six months for the projectile to encyst before the knees can be opened safely.

有六个月时间让弹片结成胞囊，在膝上动手术才能安全。