registered nurse
noun [ C ] uk/ˌredʒ.ɪ.stəd ˈnɜːs/ us/ˌredʒ.ɪ.stɚd ˈnɝːs/
(abbreviation R.N.)（美国和加拿大）注册护士
in the US and Canada, a nurse who has formally trained and passed an exam and is officially qualified to perform all nursing duties
（英国）注册护士（同 state registered nurse）
in the UK, a state registered nurse