This lamp can be used as fill-in light.

这个灯可以作为补光使用。

We need to use fill-in light when shooting.

我们需要在拍摄时使用补光。

They used fill-in light while shooting the video.

他们在拍摄视频时使用了补光。

The photographer suggested we use fill-in light on cloudy days.

摄影师建议我们在阴天使用补光。

You can improve the quality of the photo by adjusting the fill-in light.

你可以通过调整补光来改善照片的质量。