loner

名词 loner:

1. a person who avoids the company or assistance of others
   同义词：lone wolf, lone hand

形容词 lone:

1. lacking companions or companionship
   同义词：alone, lone, lonely, solitary
2. characterized by or preferring solitude
   同义词：lone, lonely, solitary
3. being the only one; single and isolated from others
   同义词：lone, lonesome, only, sole, solitary

1. She's been a loner all her life.
   她一生离群索居。

lon.er

n.（名词）
One who avoids the company of other people.
喜孤独的人：不愿与别人在一起的人