名词
中文翻译：公共下水道
同义词：
['communal drain', 'public sewer例句：1. The city has a common drain system that collects wastewater from all the buildings.（这个城市有一个共同的排水系统，收集所有建筑物的废水。）2. The construction crew had to clear out the common drain before they could start work on the new road.（施工队在开始新路的建设之前，必须先清理掉公共排水沟。）3. The common drain is clogged with debris and needs to be cleaned out regularly.（公共排水沟被杂物堵塞，需要定期清理。）']
例句：
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1. The city has a common drain system that collects wastewater from all the buildings.
这个城市有一个共同的排水系统，收集所有建筑物的废水。
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2. The construction crew had to clear out the common drain before they could start work on the new road.
施工队在开始新路的建设之前，必须先清理掉公共排水沟。
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3. The common drain is clogged with debris and needs to be cleaned out regularly.
公共排水沟被杂物堵塞，需要定期清理。