将“drained"翻译成中文

You want us to take these storm drains all the way back to the big city?

你 要 我们 沿着 下水道 去 大城市 ?

The atmosphere must be healthy and protected from fumes from drains, cesspools or sources of toxicity

空气必须保持卫生,并避免排水沟、污水池或毒源向空中排放毒气。