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Traffic lights with an additional display showing the remaining time in seconds that the green light will remain on
Traffic lights with an additional display showing the remaining time in seconds that the green light will remain on
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机译:红绿灯带有额外的显示,显示绿灯将持续亮起的剩余时间(以秒为单位)
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摘要
Traffic lights with additional electrical seconds display that shows the remaining time the lights will remain green in large easy to view letters.
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