luminous night clouds

例句：

1. 1.The moon was luminous in the night sky.
   夜空中月亮发亮。
2. 2.The stars are luminous when they are visible from Earth.
   当从地球可见时，星星是发亮的。
3. 3. The city lights were luminous on this clear night.
   这个晴朗的夜晚城市灯光发亮。