pernickety
adjective /pəˈnɪkəti/
/pərˈnɪkəti/
(especially British English) (North American English usually persnickety)
(informal, disapproving)- worrying too much about details that are not important; showing this
synonym fussy爱挑剔的;吹毛求疵的 词源early 19th cent. (originally Scots): of unknown origin.