找诗词>英语词典>luminosity翻译和用法

luminosity

英 [ˌluːmɪˈnɒsəti]

美 [ˌluːmɪˈnɑːsəti]

n.  (恒星等的)光度,亮度; 发光; 发亮

复数:luminosities 

TOEFL计算机

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.
    1. For a few years its luminosity flared up to about 10,000 times the present-day luminosity of the Sun.
      它的亮度有几年一度达到了现在太阳亮度的一万倍左右。

英英释义

noun

双语例句

  • Mysterious patterns of luminosity glowed in the night.
    神秘的光体图案在黑夜中闪亮。
  • An oval-shaped radiation pattern provides a wider field of view with higher luminosity than standard LEDs, making the devices ideal for outdoor applications where readability in sunlight is essential.
    椭圆形发光模式的LED与标准的LED产品相比,不但扩大了视角,而且增强了亮度,这使得这些器件特别适合于要求在阳光下清晰可读的户外应用。
  • 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。
  • 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。
  • 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。
  • 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。
  • Besides, active power generation of these plans depends on the luminosity, which is very variable during day time.
    此外这些电厂所发出的有功功率决定于天气的亮暗度,而其在白天变化是很大的。
  • 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。
  • 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。
  • 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。