出处:按学科分类—文体、科学、教育 外文出版社《小学生英汉汉英词典彩色版》第196页(212字)
[gad]〈动词〉保护;〈名词〉警戒,警惕;卫兵
Three men guarded him whenever he went out.每当他外出时都有三个人保护他。
All the prisoners are under close guard.所有的犯人都在严密的看守之下。