要做到这一点你就需要一个数码放映机来接收来自计算机和项目输出的内容到屏幕上。
To accomplish this you'll need a data projector, a device that accepts output from a computer and projects it onto a screen.
但是我们一直试着解决困扰数码放映机的三大难题：亮度较低，对比度较差，清晰度不足。
But we were trying to address three key problems that plague digital projectors: lack of brightness, lack of contrast, and lack of sharpness.
应用推荐