advance warning sign meaning in English
前置警告标志
Examples
- Advance warning sign
前置警告标志 - Whilst the speed enforcement camera systems will be expanded to cover more expressways for stepped - up enforcement action , adequate advance warning signs will at the same time be erected to alert motorists of the presence of such systems
在更多快速公路安装侦速摄影机系统，同时竖设足够的警告标志，提醒驾驶人士道路设有侦速摄影机系统。