在线词典精益求精精:完美,好;益:更加。好了还求更好。拼音jīng yì qiú jīng解释精:完美,好;益:更加。好了还求更好。近义词锦上添花反义词粗制滥造、得过且过、因陋就简英文释义(idiom) to constantly seek to improve; to keep perfecting