luminescent pumping source

例句：

1. 1. The new LED lights are much more efficient than traditional incandescent bulbs.
   新型LED灯比传统白炽灯更高效。
2. 2. The moon is a bright luminescent object that can be seen from space.
   月亮是一个明亮的发光天体，可以从太空中看到。
3. 3.The scientist used a luminescent compound to create a glowing effect on the surface of the device.
   科学家使用一种发光化合物在设备表面创造出发光效果。