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词汇 ray-finned
释义

Definition of ray-finned in English:

ray-finned

adjective
Zoology
  • (Of a fish) having fins supported by rays; actinopterygian.

Origin

1930s; earliest use found in Alfred Romer (1894–1973), paleontologist and biologist.

Definition of ray-finned in US English:

ray-finned

adjective
Zoology
  • (Of a fish) having fins supported by rays; actinopterygian.

Origin

1930s; earliest use found in Alfred Romer (1894–1973), paleontologist and biologist.

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