sheriff
noun [ C ] uk/ˈʃer.ɪf/ us/ˈʃer.ɪf/
（美国的）县治安官
in the US, an official whose job is to be in charge of performing the orders of the law courts and making certain that the laws are obeyed within a particular county
（英格兰和威尔士的）郡长
in England and Wales, a person who represents the king or queen in a particular county, and whose duties are mainly in official ceremonies
（苏格兰的）郡法官
the most important judge of a county in Scotland