这个词是什么意思？
The species Orcinus orca, in the family Delphinidae, characterized by its black and white coloration, and huge triangular dorsal fin. It is the largest member of the DOLPHINS and derives its name from the fact that it is a fearsome predator.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D050685 · MeSH 2026。
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