1
let on (that) + clause
常用于否定句或疑问句表示隐瞒。
She didn't let on that she was upset.
她没有表露她不安。
透露；泄密
letting on — present participle of let on
先理解核心含义，再看它在真实句子里的用法。
透露；泄密
to reveal or disclose information, especially something meant to be a secret
She didn't let on that she was upset.
她没有表露她不安。
非正式
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非比喻或习语用法:参见 let, on
Used other than figuratively or idiomatically: see let, on.
透露或表露,尤指无意中或违背意愿地
to reveal or indicate, especially unintentionally or against one's wishes
She didn't let on that she had lost her job.
她没有透露自己丢了工作。
Don't let on to anyone about the surprise party.
别向任何人透露惊喜派对的事。
He never lets on how much he earns.
他从不让别人知道他赚多少钱。
常用于否定句或疑问句表示隐瞒。
She didn't let on that she was upset.
她没有表露她不安。
He never let on about his true feelings.
他从未透露过自己的真实感受。
表示假装，后接名词或形容词。
He let on to be a wealthy businessman.
他假装是个富商。
Not this
He let on the secret.
Use this
He let on about the secret.
当 let on 表示“泄露”时，其后不能直接跟名词作宾语，需加介词 about 或接 that 从句。
Not this
She let on sick.
Use this
She let on to be sick.
当 let on 表示“假装”时，其后需接 to be 短语或 that 从句，不能直接跟形容词。
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Use letting on naturally, then get feedback on meaning, tone, grammar, and phrasing.
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页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.