n.警卫;保护;保卫;看守;卫兵;警卫员;(统称)卫兵;警戒;
vt.警卫;守卫;保卫;看守;监视;
例句
A guard was posted outside the building.
建筑物外设了一名警卫。
词组
guard against
提防；防范
变形
现在分词guarding过去式guarded
过去分词guarded复数guards
第三人称单数guards
匿名回答于2021-09-23 00:01:20
