"You also gotta think about schools,fire stations, police stations.

VOA: special.2010.01.22

And what was happening on the police scanner was really interesting because you had ambulances and fire trucks and police cars constantly reporting where they are and what they're doing.

警用扫描仪的作用,非常有趣,因为救护车,和消防车，还有警车不断地,汇报它们的所在地和它们所做的事。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

Then, I could hook up another ambulance and a taxicab, a police car, a fire truck.

接着我可以联接另一辆救护车和出租车，警车和消防车。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

To help reduce these barriers, MCC is working with Fort Wayne's police,fire, and ambulance services, who are first on the scene in emergencies.

VOA: standard.2010.07.22

Israeli police are searching for the gunman, who opened fire on teenage boys and girls attending a support group meeting at the community center.

VOA: standard.2009.08.04

Israeli artillery returned fire. Deputy police commander Kobi Bachar spoke to reporters at the scene.

VOA: standard.2009.09.11