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单词 Teleostei
释义 Teleostei
[´tel·ē`äs·tē´ī]
VERTEBRATE ZOOLOGY
An infraclass of the subclass Actinopterygii, or rayfin fishes; distinguished by paired bracing bones in the supporting skeleton of the caudal fin, a homocercal caudal fin, thin cycloid scales, and a swim bladder with a hydrostatic function.
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