retina
音标与读法
这里为大家介绍下retina 是什么意思,希望能帮助到各位朋友。
名词复数:retinas中英文翻译
n.
(pl. retinas, -nae ) 【解剖学】视网膜。
adj.
-l
the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve
The vertebrate retina ( , pl. retinae, ; from Latin rēte, meaning "net") is a light-sensitive layer of tissue, lining the inner surface of the eye.
例句与用法
1.A detached retina is more serious .
视网膜剥离就更严重了。
2.Rays light impinge upon the retina .
光线射到网膜上。
3.The periphery of the retina is very sensitive to motion .
视网膜的外围对运动非常敏感。
4.This property is used in the treatment of a detached retina .
这种特性可用来治疗视网膜脱离。
5.The choroid coat carries many blood vessels to supply the retina .
脉络膜通过许多血管为视网膜供应血液。
6.They predominate and are of greatest concentration in the central part of the retina .
它们在网膜中部占优势,具有最大的浓度。
7.Thus stimulation of one retina will normally invoke pupillary constriction in both eyes .
刺激一侧视网膜可引起双眼的瞳孔收缩。
8.To see an object distinctly, a sharp image of it must be formed on the retina .
为了清楚地看见一个物体,必须在视网膜上形成一个清晰的象。
9.The most distant object for which an image can be formed on the retina is then nearer than infinity .
这时,能成象在视网膜上的最远物体比无穷远近。
10.The receptive mechanism of the retina can also adapt itself to large differences in quantity of light .
视网膜的感受机构还可以自行调节以适应光量上的很大差别。
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