1
tell an untruth
untruth 是 lie 的正式或委婉说法。
She told an untruth about her whereabouts.
她对自己的行踪说了谎。
谎言；假话
先理解核心含义，再看它在真实句子里的用法。
谎言；假话
A lie or falsehood.
She told an untruth about her whereabouts.
她对自己的行踪说了谎。
谎言或假话。
A lie or falsehood.
虚假的状态；不真实。
The condition of being false; truthlessness.
She told an untruth about where she had been yesterday.
她对自己昨天去了哪里说了谎。
His speech was full of untruths, and the audience quickly lost trust.
他的演讲充满了谎言，听众很快就失去了信任。
The untruth was discovered after a quick investigation.
经过快速调查，这个谎言被揭穿了。
untruth 是 lie 的正式或委婉说法。
She told an untruth about her whereabouts.
她对自己的行踪说了谎。
The politician was accused of spreading untruths.
这位政客被指控散布谎言。
That statement is an untruth.
那个陈述是虚假的。
常与 about 连用表示谎言涉及的内容。
He disseminated an untruth about the company's finances.
他散布了关于公司财务状况的谎言。
Not this
His explanation was untruth.
Use this
His explanation was untrue.
错误：将名词 untruth 误用作形容词。正确形式是形容词 untrue 或 untruthful。
Not this
She told untruth.
Use this
She told an untruth.
错误：可数名词 untruth 前缺少冠词或未使用复数形式。应使用不定冠词 an 或改为复数 untruths。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
说假话；撒谎（委婉说法）
She would rather tell an untruth than hurt someone's feelings.
她宁愿说假话也不愿伤害别人的感情。
散布谣言；传播不实之词
The article spread untruths about the company's finances.
那篇文章散布了关于该公司财务状况的不实之词。
连篇谎话；一派不实之词
His testimony was dismissed as a tissue of untruths.
他的证词被认定为一派不实之词而不予采信。
故意编造的假话；蓄意谎言
The advertisement contained a deliberate untruth about the product's safety.
这则广告在产品安全方面包含了一个故意编造的假话。
赤裸裸的谎言；明显的假话
Calling the report 'accurate' is a blatant untruth.
称这份报告“准确”是赤裸裸的谎言。
Use untruth naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 un- 想成“不”，truth 是“真相”，untruth 就是“不真相”，说出来便是谎言。
语域：formal 常见场景：formal writing、news reports、political discourse untruth 通常多用于正式或委婉表达，比较常见于书面语、新闻报道或政治讨论中，可指“谎言”，也可指“不真实”的状态。
Plural: untruths.
Dictionary facts from ECDICT, WIKTIONARY.