No structure shall contain more than two toilets that use potable water for flushing. 任何建筑物都不得有两间以上使用可饮用的水来冲马桶的厕所。
In a poor country with few private toilets and public facilities and a large outdoor population, urine is a common smell. 这个贫穷的国家,人口众多,但私人用的马桶和公厕却不多见,到处都能闻到小解的味道。