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
- 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。 - One of them is that their luminosity is heavily biased to the UV portion of the spectrum, and they're unusually bright.
共同性质之一是它们的发光体极度偏向于光谱的紫外线部分，异常明亮。 - In images like this one, Norham Castle, Sunrise where he uses oils like water color, and gives a fluid delicate luminosity that hovers on the edge of a pure blinding vision, that's almost abstraction.
如在《诺拉姆城堡日出》中，他用水彩画的技法画油画，使得画面中纯粹而炫目的景象周围笼罩着精致流畅的柔光。这几乎是抽象派画法了。 - Some celestial bodies similar to galactic nebulas but without any luminosity sometimes reveal their presence as dark patches obscuring the light of stars beyond them.
某些与银河星云相似但不发光的天体，有时看来象块黑色补丁，遮住了周围的星光。 - 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 - 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。 - In unborn luminosity, take a nice rest.
在无生的明光中，好好休息。 - 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。 - 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。 - For example, some accretion disks in binary star systems occasionally undergo large, temporary increases in luminosity.
例如，有些双星系统里的吸积盘，偶尔会短暂地大幅增加亮度。