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deadpan + noun
形容词作定语，修饰名词，表示“面无表情的”。
He told the joke with a deadpan face.
他面无表情地讲了那个笑话。
不动声色的；面无表情的
先理解核心含义，再看它在真实句子里的用法。
不动声色的；面无表情的
deliberately impassive in manner
He told the joke with a deadpan face.
他面无表情地讲了那个笑话。
故意面无表情的；不动声色的。
Deliberately impassive or expressionless.
带有这种面容或表情的。
Having such a face or look.
The actor's deadpan made the audience laugh without him saying a word.
那位演员面无表情的样子让观众在他没说一句话的情况下就笑了。
He told the story with a perfect deadpan, so no one could tell whether he was serious.
他以一副面无表情的样子讲完这个故事，没人能分辨他是不是认真的。
Her deadpan is her signature; she never smiles even when she delivers the funniest line.
面无表情是她的招牌；即使讲到最好笑的台词，她也从不笑。
形容词作定语，修饰名词，表示“面无表情的”。
He told the joke with a deadpan face.
他面无表情地讲了那个笑话。
形容词作表语，描述主语的样子或语气，表示“面无表情的”。
His expression was completely deadpan.
他的表情完全不动声色。
副词修饰动词，说明动作是在面无表情的状态下进行的。
She stared at me deadpan.
她面无表情地盯着我。
名词用法，所有格修饰 deadpan，指“某人面无表情的样子”，多用于描述其表情或语气。
His deadpan made everyone in the room nervous.
他面无表情的样子让房间里所有人都很紧张。
Not this
He answered deadpanly.
Use this
He answered deadpan.
deadpan 作副词时与形容词同形，直接修饰动词，不需要也不能加 -ly。
Not this
He gave me a deadpanned look.
Use this
He gave me a deadpan look.
deadpan 作形容词时意为“面无表情的”，没有 -ed 形式；deadpanned 只是动词的过去式和过去分词，不能用作形容词修饰 look。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
冷面幽默
His deadpan humor always catches people off guard.
他的冷面幽默总是让人措手不及。
面无表情
She told the joke with a deadpan expression.
她面无表情地讲了个笑话。
不动声色的讲述
The comedian's deadpan delivery made the audience laugh even harder.
这位喜剧演员不动声色的讲述让观众笑得更厉害。
毫无起伏的语调
He answered in a deadpan voice, giving nothing away.
他用毫无起伏的语调回答，没有透露任何情绪。
面无表情的脸
The poker player kept a deadpan face throughout the game.
那位扑克玩家整场都面无表情。
冷面喜剧
Deadpan comedy relies on subtle timing rather than exaggerated reactions.
冷面喜剧靠的是微妙的时机把握，而不是夸张的反应。
Use deadpan naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
dead+pan：脸像平底锅一样平，毫无喜怒，死板无表情。
语域：neutral 常见场景：comedic delivery、casual conversation、character descriptions deadpan 通常表示‘不动声色、面无表情’的状态或语气，比较常见于形容喜剧表演、日常对话或人物神态。作形容词或副词都很自然，整体语气偏中性。
作副词时通常与形容词同形。
Dictionary facts from ECDICT, WIKTIONARY.