Another lighting problem, brought about since the introduction of data projectors into classrooms, is glare reflecting off the projection screen into pupils' eyes.
还有一个因使用数码投影仪带来的光照问题，即学生常常受到从投影屏反射的强光照射。
Based on the data, the machine displays a shop introduction screen.
基于该数据，多功能处理器显示店铺介绍屏。
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