shield

n. /ʃiːld/ B2

盾牌；保护屏障

An object or person that protects somebody from harm or danger.

仙境例句

Alice held a stick in front of her like a shield, but the puppy only wanted to play.

爱丽丝把一根树枝举在身前当盾牌，可小狗只是想跟她玩。