你知道吗，现今世界的１７０多个国家和地区中，尽管有的不设军队，却一无例外地设有警察；世界上最早的警察出现于公元前６世纪古希腊的雅典城邦。大约在１７世纪末，警察在欧美大陆国家形成独立的部门。近代警察，一般认为最先出现于英国，１８２９年英国就建立了大伦敦... Did you know that in more than 170 countries and regions of the world nowadays, despite the absence of an armed force, they are police officers without exception. The first police officer in the world appeared in the Greek city of Athens in the 6th century BC. About the end of the 17th century, police formed independent departments in the European and American mainland countries. Modern police, generally considered the first to appear in the United Kingdom, Britain established Great Britain in 1829 ...