lone wolf
孤独的人；独行侠
口语·形容独来独往者
英文释义
an individual who prefers to do things alone and does not actively seek or enjoy the company or help of others
例句
He's a lone wolf who prefers hiking by himself.
典故来源
源自狼群习性，独狼指脱离群体的狼，19世纪后用于形容孤僻或独立的人。