Sanitation is the process of keeping places clean and healthy, especially by providing a sewage system and a clean water supply. (尤指通过提供排污系统和洁净水源的) 公共卫生
noun [专属名词]公共卫生,环境卫生;下水道设施,卫生设备
Sanitation did not become widespread until the 19th century. 直到19世纪,卫生设施才开始普及。
sanitation
“ -tion” ⌜ 表示某种行为、状态或结果 - indicating an action, process, or result ~ ⌟