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单词
dark adaptation
释义
WordReference Random House Unabridged Dictionary of American English © 2024
dark
′
adapta′tion,
[
Ophthalm.
]
Ophthalmology
the reflex adaptation of the eye to dim light, consisting of a dilatation of the pupil and an increase in the number of functioning rods accompanied by a decrease in the number of functioning cones (opposed to
light adaptation
).
1905–10
dark
′
-a•dapt′ed
,
adj.
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更新时间:2026/4/27 20:21:05