名词
中文翻译：沟渠
同义词：
['ditch', 'ditch', 'channel', 'stream例句：1. The farmer had to clear the gang harrow before planting his crops.（农民在播种前必须清理沟渠。）']
例句：
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1. The farmer had to clear the gang harrow before planting his crops.
农民在播种前必须清理沟渠。
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2.The river flows through several large ditches and channels.
这条河流过几个大沟渠和水道。
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3. The engineer designed a new channel for the floodwaters.
工程师设计了一条新的排水沟渠。