1.They're funds whose first responsibility is to their shareholders, it's not to providing water and sewerage services.

它们是对股东负有首要责任的基金，而不是提供供和理服务。机翻

2.He even had a small model of a landfill and explained the importance of proper sewerage systems.

他甚至制作一个小垃圾填埋， 并解释适当的理系统的重要性。机翻

3.Gaza has a chronic water shortage leaving tap water undrinkable and forcing the Palestinians to pump huge amounts of untreated sewerage into the sea.

加沙长期缺，导致自来不能饮用，迫使巴勒斯坦人往大海中倾倒大量的未理垃圾。

4.This 200 foot tall water tower held 500,000 gallons of potable water in a tank at the top, while a 40 foot sub-basement held the 300,000 gallon sewerage system.

这个 200 英尺高的塔顶部的箱可容纳 50 万加仑的饮用，而 40 英尺深的地下室则容纳 30 万加仑的系统。