美[?lu?m??n?s?ti] 1 . For a few years its luminosity flared up to about 10,000 times the present-day luminosity of the Sun.
它的亮度有幾年一度達到了現在太陽亮度的一萬倍左右。
來自辭典例句
2 . Mount Battie without losing its definition would take on a blue luminosity .
遠處的巴蒂山沉浸在一派藍茫茫的暮藹之中,輪廓朦朧.
來自辭典例句
3 . Astronomers tacitly assume that stars of the same luminosity and color all have the same mass.
天文學家心照不宣地默認,光度和顏色都相同的恒星具有相同的質量.
來自辭典例句
4 . The cloud should then have an infrared luminosity thousands of times the sun's bolometric luminosity .
云的紅外光度應為太陽熱光度的幾千倍.
來自辭典例句
5 . The quasars cannot shine for longer than a few million years with their present luminosity .
在幾百萬年以后,類星體將不可能具有他們今天那樣的發光度.
來自辭典例句
1.光度
2. 天體表面單位時間輻射的總能量，即天體真正的發光能力。
1.亮度
2. 描述對撞機中粒子束性能的量。
1.視亮度
2. 又稱 :視亮度(brightness )
