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查单词网refractionrefraction英英释意

refraction

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英 [rɪ'frækʃ(ə)n] 美[rɪ'frækʃən]

$英语单词refraction$

英英释义实用场景例句

n. 折射；折光

英英释意

1. the change in direction of a propagating wave (light or sound) when passing from one medium to another

2. the amount by which a propagating wave is bent