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A Traffic Light that shows how much time is left by a circular display
A Traffic Light that shows how much time is left by a circular display
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机译:红绿灯显示圆形显示器还剩多少时间
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摘要
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摘要
The technical field is the transportation field, and the contents of the invention are traffic lights that display the remaining time as a circular display that gradually decreases in area, such as [1] and [2] in the drawing. This traffic light can prevent pedestrians from complaining because they don't know how much time they have left.
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