| 单词 | luminosity |
|---|---|
| 音标 | 英[ˌlu:mɪ'nɒsətɪ] 美[ˌluːmɪˈnɒsəti] |
| 解释 | n.发光;光明;光度;发光体; |
| 例句 | N-UNCOUNT （恒星等的）光度，亮度 The luminosity of a star or sun is how bright it is. 例：For a few years its luminosity flared up to about 10,000 times the present-day luminosity of the Sun.它的亮度有几年一度达到了现在太阳亮度的一万倍左右。 |
| 变形 | pl:luminosities~adv:luminously~adj:luminous~ |
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Next card: Luminous 英[ˈlu:mɪnəs 美[ˈlumənəs adj.发光的;明亮的;清楚的;辉赫 adj-graded 发光的；发亮的 shines glows
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