unionid

名词 n. 形容词 adj.
中文释义

英文释义

名词 n.
  1. Any member of the family Unionidae of bivalves.
形容词 adj.
  1. Relating to, resembling, or characteristic of a member of the family Unionidae of bivalves.
    — Mr. C[harles] T[orrey] Simpson states that no Mutelid, known to be such, has the Unionid type of hinge.

词形变化

unionids plural more unionid comparative most unionid superlative

词源

词源 1
From taxonomic name Unionidae. Compare unionoid.
词源 2
From taxonomic name Unionidae. Compare unionoid.
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