音标:[.lu:mi'nɒsiti] ;
n. 光明, 光辉, 光度, 亮度
[计] 亮度
n. the quality of being luminous; emitting or reflecting light
词型变化:名词复数形式 : luminosities
考试类型:[托福]
词性分布:
名词100%

luminosity的用法和样例:

例句

用作名词(n.)
  1. Luminosity glows through pale velum walls.耀眼的光芒透射着苍白的幕墙。
  2. I must have felt pretty weird by that time, because I could think of nothing except the luminosity of his pink suit under the moon.我当时一定已经神志恍惚了,因为我脑子里什么都想不到,除了他那套粉红色衣服在月光下闪闪发光。
  3. Its luminosity is measured relative to that of our sun.发光度是对比我们太阳的发光度测得的。
  4. Astronomers tacitly assume that stars of the same luminosity and color all have the same mass.天文学家心照不宣地默认,光度和颜色都相同的恒星具有相同的质量。
  5. The candle is the basic unit of luminosity.蜡烛是基本照明材料。

词汇搭配

  • luminous发光的
  • absolute bolometric luminosity绝对辐射热光度...
  • visual luminosity目视光度
  • relative luminosity相对发光度
  • standard luminosity curve标准亮度曲线...
  • luminosity factor发光率
  • low-luminosity image低亮度图像
  • luminosity scale亮度标度,发光度盘,...
  • bolometric luminosity热光度
  • luminosity response发光度响应,亮度特性...
  • highlight luminosity最大亮度
  • mass-luminosity law质光定律
  • absolute luminosity绝对发光度
  • absolute luminosity curve绝对发光度曲线,绝对...
【近义词】

最近又有大批的同学要赴英赴美读书,已经开启行前准备模式。或许很多同学会将重点转移至行李整理,同学见面等活动,却不知,此刻更为重要的是生活类词汇的积累。从上飞机的一刻起,

发表于:2019-01-17 / 阅读(150) / 评论(0) 分类 雅思英语

Because from trillions of miles away, these small planets get lost in the blinding glare of their stars brightness. The sad truth of the matter is that earth-like planets are near cosmic specks of dust. And therefore detecting them is really quite ha

发表于:2019-01-22 / 阅读(158) / 评论(0) 分类 自然百科2010年
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