1. 防御器官動物或植物的防護(hù)層，結(jié)構(gòu)或器官，如牙齒，爪子，荊棘或烏龜的殼
   A protective covering, structure, or organ of an animal or a plant, such as teeth, claws, thorns, or the shell of a turtle.
2. 罩，防護(hù)罩用于臉或頭的保護(hù)性覆蓋物
   A protective covering for the face or head.
3. 盔甲防護(hù)性外套，如鎖子甲，穿上后保護(hù)身體免受武器攻擊
   A defensive covering, such as chain mail, worn to protect the body against weapons.
4. 將防護(hù)罩確實放好後再開機(jī)器。
   Ensure the guard is in place before operating the machine.

防的英語翻譯：

護(hù)的英語翻譯：