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professional duties
彼は職務怠慢を理由に降格処分を受けた。
He was demoted on grounds of neglect of duty.
警察官は職務質問を通じて不審者を確認した。
The police officer identified the suspicious person through official questioning.
医師としての職務を全うすることを誓った。
He swore to fulfill his duties as a physician.