What's your eyeglasses prescription? (prescription这里指“眼镜度数”) 或者 What is your eyesight? How strong are your glasses? 而回答“我近视/远视300度”,可以说: I am nearsighted/farsighted with 3.0 diopters. 或者直接说: 3.0 diopters(300度) 03“度数深浅”如何表达? 询问度数深浅,其实是想问...
What is the pupil and how does it relate to the iris? What is conjunctiva in the eye? What is choroid in the eye? What is fovea in the eye? What is the function of the iris? What is Optic Nerve in the eye? What is retina in the eye? What are lens in the eye? What is opti...
Lily's grandpa is farsighted so he needs to hold the newspaper far from eyes. Lily的爷爷有远视,所以报纸总要拿得很远。 02 询问和回答“眼镜度数” 配眼镜是一种医学行为 所以问别人眼睛度数的时候,可以说: What's your eyeg...
Lily s grandpa is farsighted so he needs to hold the newspaper far from eyes. Lily的爷爷有远视,所以报纸总要拿得很远。 2 询问和回答“眼镜度数” 因为在国外,配眼镜是一种医学行为,所以问别人眼睛度数的时候,可以说:What s your eyeglasses preion?(preion这里指“眼镜度数”) 或者 What is your eyes...
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An intraocular lens (IOL) is an artificial lens that can replace the natural one inside your eye. Learn how IOLs can help cataracts and refractive errors.
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网络我们不是顾念所见的 网络释义 1. 我们不是顾念所见的 ...暂至轻的苦楚,要为我们成就极重无比永远的荣耀。原来我们不是顾念所见的(what is seen),乃是顾念所不见的(what is … blog.sina.com.cn|基于 1 个网页 例句 更多例句筛选
object is placed on the optic axis of a convex lens of focal length f at a distance of 2f to the left it. The diameter of the lens d. An eye is placed are distance of 3f to the right of the lens and a distance below the optic axis. The maximum value of h to the image is ...
Convex lenses are used in things like telescopes and binoculars to bring distant light rays to a focus in your eyes.Concave lensesA concave lens is exactly the opposite with the outer surfaces curving inward, so it makes parallel light rays curve outward or diverge. That's why concave lenses...