шуудуу
canal
Artificial watercourse cut through a land area for such uses as navigation and irrigation.
Source EcoLexiconшуудуу
ditch
траншея
A ditch is a small to moderate divot created to channel water. A ditch can be used for drainage, to drain water from low-lying areas, alongside roadways or fields, or to channel water from a more distant source for plant irrigation.
Source WikipediaЗураг
