three degradations 三次遭贬
environmental degradations 环境退化
photocatalytic degradations 光催化降解
同义词： debasement
以上来源于: WordNet
N-VAR You use degradation to refer to a situation, condition, or experience which you consider shameful and disgusting, especially one which involves poverty or immorality. 堕落 [表不满]
They were sickened by the scenes of misery and degradation they found.
他们对所看到的凄惨和堕落景象感到恶心。
N-UNCOUNT Degradation is the process of something becoming worse or weaker, or being made worse or weaker. 恶化; 衰退
...air pollution, traffic congestion, and the steady degradation of our quality of life.
…空气污染、交通阻塞以及我们生活质量的持续恶化。
Excessive bandwidth could result in performance degradations caused by system overloads.
过高的带宽可能导致由系统超载引起的性能减退。
The degradations of device output conductance, subthreshold conduction and RF characteristics are also analyzed.
对器件的亚阈区导电和RF等特性的热载流子退化，也作了相应的分析。
The degradations of polystyrene(PS) and the mixture of PS/polypropylene (PP) in supercritical water were studied in this article.
对聚苯乙烯（PS）和聚苯乙烯（PS）与聚丙烯（PP）的混合塑料进行了超临界水降解实验。
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