... Big-screen color projection television 大屏幕彩色投影电视 large-screen projection 大银幕投影 large screen projection 大屏幕投影 ...
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投影仪的另一个优点在于它投出的影像大而明亮，这是由于投影仪和银幕之间距离较近的缘故。
Another advantage is that the pictures the overhead projector shows are large and bright owing to the short distance between the projector and the screen.
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