顾此失彼 (顧此失彼) gù cǐ shī bǐ

gù cǐ shī bǐ set phrase to attend to one thing and lose sight of another; to be unable to manage two or more things at once
Domain: Idiom 成语
Notes: (CC-CEDICT '顧此失彼'; Guoyu '顧此失彼')