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首页英语词典luminosityluminosity英英释意

luminosity

英 [luːmɪ'nɒsətɪ] 美[,lʊmə'nɑsəti]

英英释义实用场景例句

n. [光][天] 光度；光明；光辉

英英释意

1. the quality of being luminous; emitting or reflecting light;: "its luminosity is measured relative to that of our sun"