... 信号故障 signal fault 信号关闭signal at stop信号关闭表示 stop signal indication ...
双语例句
1
Any motorist driving along a country road at night must stop every mile and send up a rocket signal, wait 10 minutes for the road to be cleared of livestock, and continue.
To cope with the revision in the law, some experts have suggested installing a countdown traffic signal to help drivers better assess when they need to stopat traffic lights.