luminosity

柯林斯詞典

1. N-UNCOUNT The luminosity of a star or sun is how bright it is. (星體或太陽(yáng)的)光度; 亮度[技術(shù)]
For a few years its luminosity flared up to about 10,000 times the present-day luminosity of the Sun. 有幾年它的亮度一度達(dá)到了現(xiàn)在的太陽(yáng)亮度的一萬(wàn)倍左右。
2. N-UNCOUNT You can talk about the luminosity of someone's skin when it has a healthy glow. (皮膚的)放光; 光亮
Ultrafine powder with a rosy tinge gives the skin warmth and luminosity. 帶玫瑰色的超細(xì)撲粉讓皮膚顯得溫暖而有光澤。