Question

ưhat is mean by drinage basin​

Answer 1

Answer:

Drainage basin, also called Catchment Area, or Watershed, area from which all precipitation flows to a single stream or set of streams.

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Answer 2

A drainage basin or catchment basin is an extent or an area of land where all surface water from rain, melting snow, or ice converges to a single point at a lower elevation, usually the exit of the basin, where the waters join another body of water, such as a river, lake, reservoir, estuary, wetland, sea, or ocean