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
- 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。 - 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。 - 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 - ( of a light) imparting a deathlike luminosity.
（指光线）发出像死了一般的光亮。 - Human research on the microcosm is the motive force behind the development of particle accelerators, which have been advancing towards higher luminosity and better performance.
更高的能量和更高的亮度是用于高能物理研究的加速器发展的两大前沿。 - 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。 - Mysterious patterns of luminosity glowed in the night.
神秘的光体图案在黑夜中闪亮。 - And observations show a decline in luminosity of the debris, which centered on the former site of the star.
观测显示原星球位置为中心的发光体已经减少。 - Therefore, the luminosity temperature of shock wave radiation source is reliably measured using a six-channel pyrometer.
文中采取2项措施，用六通道高温计比较可靠地测量了光源的辐射强度和辐射亮度温度，解决了实际测量中遇到的问题。 - Lightness: That property of a colour that distinguishes how intense its hue is, e.g. distinguish a light blue from a dark blue or a red from a pink. See also Luminosity, Value.
明度：区别色相明暗的颜色特性，例如浅蓝与深蓝或红色粉红色的区别。