gill arch 中文意思是什麼

gill arch 解釋
鰓弓
  • gill : n 〈有時 g 〉少女;女情人。 Every Jack has his Gill 破鍋不愁無爛蓋,男人自有女人愛。 Jack and Gil...
  • arch : n 1 【建築】弓架結構;拱廊;拱門;弓形門;穹窿,拱洞,拱頂。2 弓形,半圓形。vi 1 【建築】作(成)...
  1. The basibranchial bone of the second and the fourth gill arch form petioliform. the branches of the petioliform take shape arborescent and have ubisch process in the end

    鬍子鯰的鰓上器是由第二、第四對鰓弓基部的鰓骨向外突起形成柄部,柄部反復分支呈樹枝狀,其末端有球狀突起。
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