sanitation
n.卫生设备; 卫生设施体系 牛津词典 noun 卫生设备；卫生设施体系the equipment and systems that keep places clean, especially ......
n.卫生设备; 卫生设施体系 牛津词典 noun 卫生设备；卫生设施体系the equipment and systems that keep places clean, especially ......
sanitation基本解释 n,[医]环境卫生；卫生设备；下水道设施,同近 sanitation相关例句和用法 Overcrowding and poor sanitation are com......
