The Salem Fire Corporation showed up with its trucks and watched the house burn, just making sure that it didn't spread.

塞伦消防公司迅速开着消防车来到现场,眼睁睁看着房子烧掉，只是确保它不会蔓延。

耶鲁公开课 - 公正课程节选

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。

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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