persistent petty and unjustified criticism
同义词：carping
tending to make moral judgments or judgments based on personal opinions
tending to find and call attention to faults
同义词：captious
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。