līn-tsin認真

meticulous

meticulous; conscientious; to take seriously; to take to heart; seriously; earnestly; conscientiously; meticulously

adverb

English Wiktionary, “認真” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E8%AA%8D%E7%9C%9F · confidence: Medium (Wiktionary, Hokkien)