This provides the added advantage of not having to build an ignitionsystem into the rocket.
这一过程有一个另外的好处，就是不必为火箭发动机建造一个点火系统。
2
The dealer can disable a car's ignitionsystem, or trigger the horn to begin honking, as a reminder that a payment is due.
车商可以用这套系统关闭车辆的点火系统，还可以控制车子不停鸣喇叭，以提醒想赖账的买主及时付钱。
3
First he carefully unscrewed the steering wheel cover, revealing the guts of the ignitionsystem. He tore away frayed wires, stripped them to expose enough metal to cause a spark.