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Dynamic message sign
01
动态信息显示牌, 电子交通标志
an electronic traffic sign that displays real-time information about road conditions or alerts to drivers
dynamic message sign
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例子
In urban areas, dynamic message signs inform motorists of upcoming road closures due to construction.
Drivers should always pay attention to dynamic message signs for updates on accidents or hazards ahead.
During severe weather, dynamic message signs instruct drivers to reduce speed and proceed with caution.
When approaching a busy highway, dynamic message signs provide updates on traffic congestion and suggested alternate routes.
At night, dynamic message signs use bright LED lights to enhance visibility and communicate important safety messages.
