雕虫篆刻 (雕蟲篆刻) diāochóng zhuànkè

diāochóng zhuànkè set phrase literary trifles; minor skill
Domain: Modern Chinese 现代汉语 , Subdomain: Zoology , Concept: Insect 昆虫
Notes: (CC-CEDICT '雕蟲篆刻')