hairsplitting

名词 hairsplitting:

1. making too fine distinctions of little importance
   同义词：word-splitting

形容词 hairsplitting:

1. developed in excessively fine detail
   同义词：finespun

hair.split.ting

n.（名词）
The making of unreasonably fine distinctions.
吹毛求疵：作一些过于精细的区分

【引伸】
hair.split.ter
n.（名词）
hair.split.ting
adj.（形容词）