A police patrol wagon.

警察们在街上巡逻。

youdao

Once the police saw be frightened to death, there are three cars on the highway in the violent wind, 1 are a treasure wagon, 1 rushes her car and also have 1 is hand tractor.

警察一看吓坏了，公路上有三辆车在飙，一辆是宝马车，一辆是奔她车，还有一辆是手扶拖拉机哦。

youdao

In this paper a design scheme about realtime inspection of police wagon based on the technologies of Geography Information System (GIS) and Global Position System (GPS) is presented.

介绍了基于地理信息系统(GIS)和全球定位系统(GPS)技术监测警车运行状况的一种设计方案。

youdao