flash if inactive

例句：

1. 1. The sun's rays are flashing across the sky.
   阳光在天空中闪烁。
2. 2. The diamond glimmered in the light.
   钻石在光线下闪烁。
3. 3. The firework display was a spectacular flash of color.
   烟花表演是一幅色彩斑斓的壮观画面。