To be debauched and unprincipled, often referring to someone in power who indulges excessively in pleasures, neglects moral principles, and governs unjustly.
那位富家子弟终日沉迷酒色，过着荒淫无道的生活，最终败光了家产。
That wealthy young heir indulged in excessive drinking and debauchery, leading a dissolute and unprincipled life, eventually squandering all his family fortune.
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