争长论短 (爭長論短) zhēng cháng lùn duǎn

zhēng cháng lùn duǎn set phrase to argue about long and short / to debate about anything
Domain: Idiom 成语
Notes: (CC-CEDICT '爭長論短'; Guoyu '爭長論短'; Mathews 1931 '爭長論短', p. 47)