the condition or process of degrading or being degraded
降格,降级;退化
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a trail of human misery and degradation .人类痛苦和堕落的痕迹。
【地质】 陵夷,陵削,剥蚀。
"mid 16th cent. (in the sense ‘deposition from an office or rank as a punishment’): from Old French, or from ecclesiastical Latin