A patrol vehicle used by police for patrol and rapid response (commonly shortened to 'patrol car' or 'paddy wagon').
夜遅く、パトロールカーが近所を巡回していた。
Late at night, a patrol car was patrolling the neighborhood.
駅前で事故があり、すぐにパトロールカーが到着した。
There was an accident in front of the station and a patrol car arrived quickly.
子どもたちは白と黒のパトロールカーを見て喜んだ。
The children were delighted to see the black-and-white patrol car.