| 单词 | 降低价值 |
| 释义 | 〔downgrade〕To minimize the importance, value, or reputation of.See Synonyms at decry See Synonyms at demote 贬低：降低价值或声誉的重要性 参见 decry 参见 demote〔detract〕To undergo reduction in value, importance, or quality; become reduced, as in effect. Often used withfrom : 贬低，减损：降低价值，重要性或质量；降低效果。经常与from 连用： 〔vitiate〕To reduce the value or impair the quality of.使变质，损坏：降低价值或损害质量 |
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