guard
n. 卫兵,警卫;看守,保卫,警戒;列车长;保护装置;(英国的)禁卫军;(篮球)后卫;(拳击运动员的)防御姿势
v. 守卫,保卫;看守,监视;警惕,防范;保护,维护
【名】 (Guard)(英)格尔德(人名)
复数 guards
第三人称单数 guards
现在分词 guarding
过去式 guarded
过去分词 guarded
例句
A guard zapped him with the stun gun.
一名警卫用眩晕枪击中了他。
《柯林斯英汉双解大词典》
A guard was posted outside the building.
建筑物外设了一名警卫。
《牛津词典》
You can't let your guard down.
你不能掉以轻心。