[] a service such as transport or health care that a government or an official organization provides for people in general in a particular society公共服务◆to improve public services in the area改善这个地区的公共服务 [] the government and government departments政府；政府部门◆to work in public service在政府机关工作◆public service workers公务人员 [, ]something that is done to help people rather than to make a profit公益事业（或服务）◆to perform a public service从事一项公益服务