Typhoid fever sneaks in when sanitation fails.
环境卫
搞不好,伤寒就会乘虚而入。
系统或设备
，清洁;学;;，保健;Typhoid fever sneaks in when sanitation fails.
环境卫搞不好,伤寒就会乘虚而入。
A sanitation worker picking up cigarette butts with an "in-dividually decorated bag" in his hand in Zhongguancun, March 9, 2009.
3月9日，中关村过街天桥,保洁员
手提袋上贴满了从墙上撕下小广告。
The content of lead in the tealeaf is one of important guild line scaling the status of the tealeaf's sanitation by it.
茶叶中铅含量是衡量茶叶卫
重要指标之一。
声明：以上例句、词性分类均由互联网资源自动成，部分未经过人工审核，其表达内容亦不代表本软件观点；若发现问题，欢迎向我们指正。
