luminosity
英 [ˌluːmɪˈnɒsəti]
美 [ˌluːmɪˈnɑːsəti]
n. (恒星等的)光度，亮度; 发光; 发亮
复数：luminosities
BNC.25798 / COCA.17466
柯林斯词典
- N-UNCOUNT （恒星等的）光度，亮度
Theluminosityof a star or sun is how bright it is.- 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。
- For a few years its luminosity flared up to about 10,000 times the present-day luminosity of the Sun.
英英释义
noun
- the quality of being luminous
- its luminosity is measured relative to that of our sun
双语例句
- A luminosity that appears over swamps or marshes at night; ignis fatuus.
夜间在旷野或沼泽出现的闪光；鬼火。 - Cannot maintain luminosity when replacement ink is lighter than deleted ink.
当替换墨迹比所删除墨迹淡时，则无法保持发光度。 - Pattern recognition method for wear mode of diesel engine based on the fuzzy clustering Modal identification of luminosity signals in frequency domain
基于模糊算法的柴油机磨损模式识别光度信号的频域模式识别方法研究 - W hat a showing it was! These unprecedented energy and luminosity values impose new and stringent requirements on the machine design and performances.
这种前所未有的能量和亮度给设计与运行带来了严酷的考验。 - The cell luminosity factor was detected by flow cytometry, and the cell survival rate was calculated with trypan blue exclusion.
以流式细胞仪测量细胞发光率，以台盼蓝拒染法测算细胞存活率。 - With continued use, skin appears transformed as it recaptures youthful firmness and luminosity.
持续使用，皮肤会出现转变，因为它夺回青春的坚定性和亮度。 - The only reason for doing this is that it is difficult for people to recognize this inseparability of clarity and emptiness, or luminosity and emptiness, at the beginning.
而之所以这麽做，唯一的理由是：初学者一开始就要认识这「明空不二」，是很困难的。 - As you can see, I've picked up an area with almost no changes in colors and luminosity.
正如你所看到的，我已经选择了一个领域，几乎没有任何变化，颜色和亮度。 - The mercury content of esculent fresh water fishes produced from Shanghai was determined by means of the cold atomic absorption luminosity.
以上海地区出产的食用淡水鱼为试样，通过冷原子吸收光度法检测鱼体中的汞含量。 - As soon as the contracting cloud becomes opaque to its own infrared radiation, its luminosity will drop abruptly.
一旦收缩云变得对它的红外辐射不透明时，它的光度便要急剧地降低。