shield

释义

n. 盾, 防卫物, 保护者, 屏蔽\nvt. 保护, 遮蔽, 屏蔽, 庇护, 挡开, 避开\nvi. 起保护作用 heat shield 热屏；（航天器的）防热罩 sword and shield 剑与盾 wind shield 遮风屏；减阻帽

例句

He shielded his head from the sun with an old sack.

他用一个旧袋子遮住头来防晒。

He used his left hand as a shield against the reflecting sunlight.

他用左手遮挡反射过来的阳光。