shield1/ʃild; ʃiːld/n [C] a piece of metal or plastic that you hold in front of your body to protect yourself in a fight or battle 盾﹐盾牌: The police were carrying riot shields . 警察带着防暴盾牌。
shield2v [T] to protect someone or something from being hurt or damaged 保护﹔遮挡: I tried to shield my eyes from the sun. 我试图保护眼睛免受阳光伤害。