1 ผลลัพธ์ สำหรับ *aphotic region*
หรือค้นหา: aphotic region, -aphotic region-

Collaborative International Dictionary (GCIDE)
Aphotic region

. (Phytogeog.) A depth of water so great that only those organisms can exist that do not assimilate. [ Webster 1913 Suppl. ]


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