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- 弯曲的沟渠，弯曲的通道，弯曲的裂缝
A winding channel, passage, or crevice.
- 沟渠，排水沟，水道在地面上狭长的沟渠或细沟，用于灌溉、排水或用作分界线
A long narrow trench or furrow dug in the ground, as for irrigation, drainage, or a boundary line.
- 主要管道输送水、天然气、石油系统中的主要管道或沟渠或其他公用事业设备
The principal pipe or conduit in a system for conveying water, gas, oil, or other utility.
- 堤岸，小路高出的堤岸或小路，如沿着一条沟渠的堤岸或小路
A raised bank or path, such as one along a canal.
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