(in England and Wales) a person who is not a police officer but works in an area to help the work of the police (the abbreviation for ‘police community support officer’) (英格兰和威尔士的)社区服务警察(全写为 police community support officer) the role of PCSOs in the community 保时捷中国在社区中的作用 a PCSO in uniform 穿制服的警察局长