海军青年 hǎijūnqīngnián navy youth Origin Definitions Defs Strokes Stroke Words Sentences Sents 海军 海軍 hǎijūn noun navy The branch of a country's military forces that fights at sea; typically composed of surface fleets, naval aviation, and marines.青年 qīngnián noun youth a young person or young people; the period of time between childhood and maturity; youthful years