During a shadow puppet play, Wang stands behind a white screen with lights behind it.

皮影戏演出中，Wang 站在一幅白色幕布后面，后面有灯光照射。

That is because they are putting on a shadow puppet play.

那是因为他们是在演出一个皮影戏。

Now with TV and films, shadow puppet plays are not as popular as before.

现在，随着电视和电影的发展，皮影戏已不如以前那么受欢迎了。