shield
a large shield used by police to protect themselves during a riot
隔热罩
a protective layer on a spacecraft that prevents it from burning up on re-entry
航天器上的保护层,防止其在重返大气层时烧毁
a system designed to intercept and destroy incoming missiles
核保护伞
protection against nuclear attack, often provided by a powerful ally
防御核攻击的保护,通常由强大的盟友提供
护齿
usually 'gumshield', a piece of plastic worn in the mouth to protect the teeth and gums during sports
通常作 'gumshield',运动时戴在口中以保护牙齿和牙龈的塑料制品
挡风玻璃
usually 'windshield', a screen at the front of a vehicle to protect its occupants from the wind
通常作 'windshield',车辆前方的屏幕,用于保护乘客免受风吹
用某人/某物作盾牌
to employ someone or something as a protective barrier
利用某人或某物作为保护屏障
放下盾牌
to move a shield downwards, often as a sign of peace or reduced defense
将盾牌向下移动,通常表示和平或减少防御
保护...免受...
to prevent someone or something from experiencing something harmful or unpleasant
防止某人或某物经历有害或不愉快的事情