adj. 退化的；堕落的；被降级的
v. 分解（degrade 的过去分词）；降低……的身份；削减
词根：degrade
adj.
degrading 可耻的；丧失体面的；不名誉的
n.
degradation 退化；降格，降级；堕落
degrader 降能器
v.
degrading 退化（degrade的ing形式）；减少；降低…的身份
vi.
degrade 降级，降低；退化
vt.
degrade 贬低；使……丢脸；使……降级；使……降解
1.Within four, they are degraded completely.
四个月后，它们将被完全降解。
2.Restricting the expansion to degraded land would achieve a huge mitigation.
将种植园的扩张限制在土地退化区域内，可以大幅度削减碳排放。
3.Only a small portion of plastic bags could be thoroughly degraded.
只有一小部份的塑料袋是可被彻底降解的。
4.This helps to quickly recover the degraded performance.
这有助于迅速恢复下降的性能。
5.Not merely had she degraded herself; she had degraded him.
她不仅贬低了自己，也贬低了他。
6.Surely only the most degraded, low-minded people, he claimed, could produce this kind of news.
他声称毫无疑问只有极端卑鄙，低俗的人，才可能制造这样的新闻。