英语词汇“refraction”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

re·frac·tion

(rĭ-frăkshən)

1. The deflection of a wave, such as a light or sound wave, when it passes obliquely from one medium into another having a different index of refraction.

2. Astronomy The apparent change in position of a celestial object caused by the bending of light rays as they enter Earth's atmosphere.

3. Medicine

a. The ability of the eye to bend light so that an image is focused on the retina.

b. Determination of this ability in an eye.

re·fraction·al, re·fractive adj.

re·fractive·ly adv.

re·fractive·ness, re′frac·tivi·ty (rē′frăk-tĭvĭ-tē) n.

refraction

refraction of light

i: angle of incidence

r: angle of refraction

单词	refraction
释义	re·frac·tion (rĭ-frăkshən) n. 1. The deflection of a wave, such as a light or sound wave, when it passes obliquely from one medium into another having a different index of refraction. 2. Astronomy The apparent change in position of a celestial object caused by the bending of light rays as they enter Earth's atmosphere. 3. Medicine a. The ability of the eye to bend light so that an image is focused on the retina. b. Determination of this ability in an eye. re·fraction·al, re·fractive adj. re·fractive·ly adv. re·fractive·ness, re′frac·tivi·ty (rē′frăk-tĭvĭ-tē) n. refraction refraction of light i: angle of incidence r: angle of refraction
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