His shin guards saved him from a serious injury during the soccer match.

shin 指"胫骨"，是小腿前侧的长骨。 guards 是 guard 的复数形式，意思是"防护装置"或"保护装备"。 shin guards 指"护腿板"，是足球等运动中用来保护胫骨的装备，通常由硬质塑料或复合材料制成。