It is said that this kind of skin care product can give the skin luminosity.

据说这种护肤品可以使皮肤显得有光泽。

Luminosity is not a physical quantity, but is used as a luminosity function.

亮度并不是一个物理量，而是用于光度函数。

Luminosity is the total energy radiated by an object per unit of time.

光度是物体每单位时间内辐射出的总能量。

The object of the project is to investigate the mass and luminosity of nearby stars.

这个项目的目的是调查附近恒星的质量和光度

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。

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。

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。