1
debase something
直接跟名词，表示降低某事物的价值或品质。
The misuse of language debases the truth.
滥用语言会贬低真相。
贬低；降低；使低劣
debases — third person singular of debase
先理解核心含义，再看它在真实句子里的用法。
贬低；降低；使低劣
to lower in character, quality, or value; degrade
The misuse of language debases the truth.
滥用语言会贬低真相。
多指品格、质量或价值下降
降低品格、质量或价值；贬低
To lower in character, quality, or value; to degrade.
通过减少硬币中的贵金属含量降低(货币)的价值
To lower the value of (a currency) by reducing the amount of valuable metal in the coins.
debase
Base
原形
debases
3rd person
第三人称单数
debasing
-ing
现在分词
debased
Past
过去式
debased
Past participle
过去分词
She debases herself by lying.
她通过撒谎贬低自己。
The government debased the currency.
政府降低了货币的成色。
They are debasing the metal.
他们正在降低金属的纯度。
规则动词，过去式与过去分词均为debased。
Constant gossip can debase the reputation of a hard-working colleague.
不断的流言蜚语会贬低一位勤奋同事的名誉。
He refused to debase himself by lying to win the competition.
他拒绝靠说谎赢比赛来贬低自己。
The government was criticized for debasing the silver coins with copper.
政府因用铜来降低银币的成色而受到批评。
直接跟名词，表示降低某事物的价值或品质。
The misuse of language debases the truth.
滥用语言会贬低真相。
反身代词作宾语，表示自我贬低。
He debased himself by lying to his friends.
他向朋友撒谎，贬低了自己的人格。
被动结构，表示被某事物降低价值。
The currency was debased by the government.
货币被政府贬值了。
Not this
The currency is debase.
Use this
The currency is debased.
debase 是动词，不可直接用作形容词表语；应用其过去分词 debased 作形容词表示“被贬低的”状态。
Not this
The metal debased quickly.
Use this
The metal was debased quickly.
debase 是及物动词，必须带宾语或用被动语态；此处误作不及物动词，应改为被动结构以表达“被贬低”的含义。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
使货币贬值
The government debased the currency by adding less silver to the coins.
政府通过减少硬币中的含银量使货币贬值。
贬低自己
He refused to debase himself by lying to the public.
他拒绝以对公众撒谎来贬低自己。
降低质量
Adding cheap fillers will debase the quality of the product.
添加廉价填充物会降低产品的质量。
使公共讨论低俗化
Sensationalist news reports debase public discourse.
耸人听闻的新闻报道使公共讨论低俗化。
使语言粗俗化
Using vulgar slang everywhere can debase the language.
到处使用粗俗俚语会使语言粗俗化。
贬低自己；自贬身份
He refused to debase himself by accepting the bribe.
他拒绝通过接受贿赂来贬低自己。
Use debases naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 de 想成‘向下’，base 是‘底座/底部’，品格或价值被压到最低处；也可联想金币掺假使货币贬值。
语域：formal 常见场景：正式写作、文学或评论语言、货币/经济讨论 该词多用于正式或书面语境，表示使品格、质量或价值降低；在货币语境中指降低铸币成色。日常口语中较少见。
这些词中，base、case、chase、face、lace 都与 debase 的结尾 /beɪs/ 押韵。注意 phase 拼写相似，但读作 /feɪz/，结尾是浊辅音 /z/。
Dictionary facts from ECDICT, WIKTIONARY.