n. 盾;护罩;盾形奖牌;保护人
vt. 保护;掩护;庇护;给…加防护罩
网络 盾牌; 屏蔽; 护盾
The gunman used the hostages as a human shield.
持枪歹徒用人质作人体盾牌。
He clanged his sword three times on his shield.
他用他的剑当当当地敲了3下盾。
The police officer fended off the blows with his riot shield.
警察用防暴盾牌抵挡攻击。
The team is his shield, his radar.
这个团队是他的盾牌,他的雷达。
Are the Martian shield volcanoes still active?
火星上的盾状火山还处于活跃期吗?