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柯林斯词典释义
英英词典释义
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福克斯词典 \ 英汉词典 \

luminosity是什么意思？

luminosity

英[ˌlu:mɪ'nɒsətɪ] 美[ˌluːmɪˈnɒsəti]

n. 发光，光明，光度，发光体；

复数：luminosities;

副词：luminously;

形容词：luminous;

例句

The quasars cannot shine for longer than a few million years with their present luminosity. 在几百万年以后,类星体将不可能具有他们今天那样的发光度.
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.
Mount Battie without losing its definition would take on a blue luminosity. 远处的巴蒂山沉浸在一派蓝茫茫的暮蔼之中,轮廓朦胧.
It makes skin daylong smooth and soft, while enchanting the natural luminosity. 柔滑细腻的膏体,如天鹅绒附着在肌肤表面上,给肌肤提供高效的保护和滋润, 使您的肌肤24小时水润光滑,柔软舒爽.
Using EDTA dispart ray luminosity method test cupreous in gold - cupreous - cadmium liquid. 采用EDTA分光光度法测定金 - 铜 - 镉镀液中的铜.
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。

查看更多关于 “luminosity” 的例句

同义词

luminosity的同义词之：
luster daylight sunshine glory

柯林斯高阶英汉双解学习词典释义

N-UNCOUNT

（恒星等的）光度，亮度

The luminosity of a star or sun is how bright it is.
例句
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。

英英词典释义

Noun
1. the quality of being luminous; emitting or reflecting light;
"its luminosity is measured relative to that of our sun"

行业词典

天文学：光度；天体表面单位时间辐射的总能量，即天体真正的发光能力。；
物理学：亮度；描述对撞机中粒子束性能的量。；
电工：视亮度；又称 :视亮度(brightness )；

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