下水道

Noxious gases had built up in the sewer.

下 有害气体越积越多。

Especially don't call gasman, box lunch, or call to repair you cloaca.

特别是不要叫送煤气送外卖还有修下。

The coffee grains plugged up the kitchen drain.

咖啡渣堵塞了厨房下。

Power lines, telephones and sewage facilities are grossly over utilized and undermaintained.

能源线路，电话，和下设施经过分利用，并维修不足。

Our town has a modern sewerage system.

我们城镇有一个现代化下系统。

94. unstop a sink, toilet, drain, etc

疏通洗涤槽、抽马桶、下等.

It may also be referred to as "draining" (when exploring drains) "urban spelunking", "urban caving", or "building hacking".

它同样也被称为“下索”，“城市险”，“建筑险”等等。