例句與造句

1. The "'Train Warning System "'in India is a device that helps prevent trains passing signals at stop.
2. The Karlsruhe and Saarbr點(diǎn)ken systems use  PZB or  Indusi automatic train protection, so that if the driver passes a signal at stop the emergency brakes are applied.
3. If it is necessary to pass a signal at Stop after receiving authorization from the dispatcher, ACSES will limit the train to 15 mph within the interlocking limits after use of the Stop Release button.
4. It's difficult to find signal at stop in a sentence. 用signal at stop造句挺難的