large screen video projector

例句：

1. 1. We needa large-screen projector to watch the movie on the big screen.
   我们需要一个大型屏幕投影仪来在大屏上看电影。
2. 2.The new projector is much more powerful than the old one, and it's perfect for large-screen viewing.
   这款新投影仪比旧的更强大，非常适合大屏幕观看。
3. 3. The cinema has installed a large-screen video projector in the lobby, so you can enjoy movies without leaving your seat.
   电影院在大厅安装了一台大型屏幕视频投影仪，所以你不用离开座位就能享受电影。