魚類學名詞

名詞 定義 pupil Opening in the vertebrate eye through which light enters; the diameter of the pupil can be varied by contraction of the ciliary body around the iris. 瞳孔 背椎動物眼球上的開口，光由此進入；瞳孔的直徑能隨虹膜周圍睫狀肌的收縮而改變。