版主译：电影在中国流行以前，有一种静止图片放映机。
Before modern movies became popular in China, there were still picture shows.
假如放映机很是显著地降低速度，你的视觉会觉察到每一单独的图片，和图片之间的间隙。
If the projection machine were slowed down very materially, your sense of sight would detect each separate picture and the gap between.
你可以接上液晶屏放映机进行报告和展示图片。
You can plug in the LCD projector and pop up your lecture or your pictures.
当图片或者电影被记录的时候，显示放映机看到的东西。
Show what the projector sees when pictures or movies are to be taken and recorded.
当图片或者电影被记录的时候，显示放映机看到的东西。
Show what the projector sees when pictures or movies are to be taken and recorded.
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