Dark pigment in the skin provides an effective shield against the sun.皮肤中的黑色素能够有效地阻挡阳光。

He used his left hand as a shield against the sunlight.他用左手遮挡阳光。

asbestos heat shields石棉隔热层

Our school won the sports shield last year.我们学校去年赢得了体育比赛盾形奖牌。

He shielded his head from the sun with an old sack.他用一只旧袋子顶在头上遮阳。

The company does not bet its own money on equities, and so is shielded from market risk.该公司没有把自己的钱押在普通股上, 这样就规避了市场风险。

He squinted and shielded his eyes.他眯着眼, 用手挡住眼睛。