actual luminance

例句：

1. 1. The new display screen has a high actual luminance, making it easy to read in low light conditions.
   这款新显示屏的亮度非常高，即使在光线较暗的环境中也容易阅读。
2. 2. The camera's actual luminance is measured in lumens per square meter, which is crucial for outdoor photography.
   相机的实际亮度是以流明每平方米来衡量的，这对于户外摄影至关重要。
3. 3. The real estate agent used the actual luminance of the property to attract potential buyers.
   这位房地产经纪人利用房产的实际亮度吸引了潜在买家。