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to turn; to shift; to switch; to change; to alter
悲しみが喜びに転じる日が来ると信じている。
I believe the day will come when sorrow turns into joy.
不利な状況が有利に転じることもあります。
Sometimes unfavorable situations can turn to our advantage.
彼の努力が実を結び、成功に転じました。
His efforts bore fruit and turned into success.