掩蔽物

例句：

1. 1. The soldier used hisshield to cover his head from the fallingdebris.
   士兵用盾牌遮住头部，避免被落下的碎片击中。
2. 2. Thehunter used a tree tocreate a natural shelter for himselfand his prey.
   猎人利用一棵树为自己和猎物创造了一个天然的避难所。
3. 3. The car was parked under alarge tree as a natural shelter from therain.
   汽车停在一棵大树下面，作为自然避雨的庇护所。