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main stem (Geography Dictionary)

main stem: Also called a trunk.

The primary downstream channel of a river as contrasted with its tributaries. Virtually all of the water in a river’s drainage basin eventually flows through the main stem.

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
_ខាងក្រោមនេះជាសៀវភៅនិងឯកសារសម្រាប់ការងារនិងរៀនគ្រប់ប្រភេទ៖
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