Dictionary/兢兢业业

兢兢业业 兢兢業業

jīng jīng yè yè

ㄐㄧㄥ ㄐㄧㄥ ㄧㄝˋ ㄧㄝˋ
AdjHSK 7-9core 10k
1(idiom) conscientious
2assiduous

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