弹片

He was hit in the arm by flying shrapnel.

他被流弹片打中手臂。

The bomb exploded, sending shrapnel whistling through the trees.

弹，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，在膝上手术才能安全。