For a few years its luminosity flared up to about 10,000 times the present-day luminosity of the Sun.
有几年它的亮度一度达到了现在的太阳亮度的一万倍左右。
Our present understanding of the Sun's luminosity holds that it should have progressively increased, not decreased, over the course of Earth's history.
当前我们对太阳光度的认知是：在地球的历史进程上，太阳光度应该是逐渐增加而不是减少的。
However, the amount of helium in the universe, as measured by spectroscopy, suggests that there are far more baryons in the universe than estimates based on galactic luminosity indicate.
然而，通过光谱学测量，宇宙中氦的数量表明，宇宙中重子的数量要比基于星系光度所估计的要多得多。
Ultrafine powder with a rosy tinge gives the skin warmth and luminosity.
带玫瑰色的超细扑粉让皮肤显得温暖而有光泽。
Astronomers tried to estimate what solar mass could produce the required luminosity to explain liquid water on these planets.
天文学家试图通过估计太阳质量能产生多少必需的光来解释这些行星上的液态水。
Ignis fatuus is a luminosity that appears over swamps or marshes at night.
鬼火是一种夜间出现在沼泽里或沼泽上的发光体。
For this example I chose the Luminosity mode.
下面是一个例子，我选择了亮度模式。
Specifically, luminosity is proportional to radius squared.
具体来说，光度与半径的平方呈正比。
FocusBlur: Makes an image out of focus with luminosity and depth.
FocusBlur：通过亮度和深度使图像失焦。
There's no way he could ever have John's amazing luminosity.
让他拥有约翰那种令人惊异的发光度显然是不可能的。
A light produced by a body heated to luminosity; incandescence.
白热，炽热由一加热到发光的物体产生的光；白热。
Astronomers describe star brightness in terms of magnitude and luminosity.
天文学家用星等和光度来描述恒星的亮度。
"This" luminosity is not high, so it is very difficult to see the day.
“圣灯”光度不高，所以白天很难看见。
Stars are also classified by their luminosity under the Morgan-Keenan system.
恒星在MK系统下，也经常根据光度分类。
A luminosity that appears over swamps or marshes at night; ignis fatuus .
鬼火，磷火夜间在旷野或沼泽出现的闪光；鬼火。
The luminosity of the burning droplets is measured directly with photodiodes.
燃烧油滴的辉光度直接用光电二极管测量。
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。
On a new layer with difference in color according to the luminosity draw another mountains.
在一个新的图层上根据亮度，使用不同的颜色绘制另一个山脉。
Most of the lightsaber luminosity seen in the classic trilogy was the result of rotoscoping.
在经典三部曲里看到的大部分光剑亮光是转描机技术的结果。
When the Sun first became a main sequence star, it radiated only 70% of the current luminosity.
当太阳首次成为主序星，它的辐射只有当前光度的70％。
The test and calibration of the detectors of the BES luminosity monitor were performed at KEK Japan.
北京谱仪亮度监测器的探测器在日本KEK进行了束流测试和刻度。
If luminosity were a true indicator of mass, most of the mass would be concentrated toward the center.
如果亮度标志着质量，那么大部分质量就应该集中在星系的中心。
A complete MK designation includes both spectral type and luminosity class -for instance, the sun is a G2V.
一个完整的MK系统代号包含光谱类型和光度型两部分——例如，太阳属于G 2 V类恒星。
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。
In this situation astronomers tacitly assume that stars of the same luminosity and color all have the same mass.
在目前的状况下，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。
These ultra-high resolution photos allowed the scientists to extend the mass-luminosity relation further than ever before.
这些超高分辨率的照片使得科学家们将质光关系的测量扩展到以前从未涉及到的范围。
Even sooner, in as little as a billion years, the sun’s gradually increasing luminosity may make Earth unbearable for life.
其实可能不用那么遥远，在十亿年后太阳的光照将会变得越来越强，那时候地球上的生命恐怕已经无法承受了。
Even sooner, in as little as a billion years, the sun’s gradually increasing luminosity may make Earth unbearable for life.
其实可能不用那么遥远，在十亿年后太阳的光照将会变得越来越强，那时候地球上的生命恐怕已经无法承受了。
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