名词短语
中文翻译：Unknown
同义词：
['sewage drain', 'storm drain', 'drainage system']
例句：
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1. The city needs to catch and drain the sewage from the streets.
这个城市需要捕捉并排干街道上的污水。
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2. The storm drain was clogged with debris during the heavy rain.
暴雨期间，下水道被杂物堵塞了。
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3. The drainage system is designed to remove excess water from the area.
排水系统旨在从该地区去除过量的水。