(美国的)巡警 (in the US) a police officer who walks or drives around an area to make sure that there is no trouble or crime
Patrolman Don Lilly 巡警唐∙利利
(英国汽车协会帮助车主解决困难的)公路巡查员,巡视员 (in Britain) an official of an association for car owners who goes to give help to drivers who have a problem with their cars