cleithrum

匙骨

词形变化

cleithra 复数 cleithra

释义与例句

n.
  1. 1.

    A large bone in fishes, which extends upward from the base of the pectoral fin and anchors to the cranium above the gills, forming the posterior edge of the gill chamber.

    生物 动物学

词源

From Ancient Greek κλεῖθρον (kleîthron).

来源：wiktionary