sheriff
noun /ˈʃerɪf/
  /ˈʃerɪf/
 - (in the US) an elected officer responsible for keeping law and order in a county or town县治安官,城镇治安官(美国民选地方官员) - He was elected sheriff of Polk County.他被选为波克县的治安官。 
 
- He was elected sheriff of Polk County.
- (also High Sheriff)(in England and Wales) an officer representing the king or queen in counties, and some cities, who performs some legal duties and attends ceremonies郡督(英格兰和威尔士官员,为英王在各郡和部分城市的代表) 
- (in Scotland) a judge(苏格兰)法官 
- (in Canada) an official who works in a court preparing court cases(加拿大法院准备诉讼案件的)执行员 
词源Old English scīrgerēfa (see shire, reeve).