名词
中文翻译：排水沟
同义词：
['drain', 'gutter', 'drainpipe', 'drainage trough']
例句：
-
1. The construction crew was working on the new drainage system.
施工队正在安装新的排水系统。
-
2. The rainwater flows into the underground drainage trough.
雨水流入地下排水槽。
-
3. The engineer designed a new drainpipe to improve the water flow in the river.
工程师设计了一个新的排水管以改善河流中的水流。