ret·i·nal /ˈrɛtṇəl, ˈrɛtnəl/
(a.)視網膜的
ret·i·nal /ˈrɛtṇəl, ˈrɛtnəl/ 形容詞
視黃醛,維生素A醛,視網膜的
Ret·i·nal a. Anat. Of or pertaining to the retina.
Retinal purple Physiol. Chem., the visual purple.
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retinal
adj : in or relating to the retina of the eye; "retinal cells"
n : either of two yellow to red retinal pigments formed from
Rhodopsin by the action of light [syn: retinene]