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| graff; grip; quebrada; sike | |||
| sewer | |||
| gully (gulley) | |||
| canal; gulley | |||
| aqueduct; dike; dyke; sewerage | |||
| gully | |||
| ditch A long, narrow excavation artificially dug in the ground; especially an open and usually unpaved waterway, channel, or trench for conveying water for drainage or irrigation, and usually smaller than a canal. Some ditches may be natural watercourses (地面上由人工挖掘的又长又窄的沟；尤其指开口的、不铺砖的水路、水道或沟渠，用于排水或灌溉，通常比运河小，有些渠可以是天然的水道。) | |||
| pit canal | |||
| kennel; leat | |||
| trench; ditch; channel; grindle; taphrium | |||
| conduit | |||
| 沟渠: 150 phrases in 20 subjects |