He had been resting his head in his hands, deep in thought.

他双手撑着头，陷入了沉思。

柯林斯例句

He paced along the shore, deep in thought.

他沿着海滩走着, 陷入了沉思.

《简明英汉词典》

Alice had been so deep in thought that she had walked past her car without even seeing it.

艾丽斯考虑问题入了神，连走过自己的车都没看见。

柯林斯例句

Keep quiet. Father is deep in thought.

安静些, 爸爸在沉思.

辞典例句

He was deep in thought.

他深入思考.

辞典例句

He started pacing the floor, his head bent, deep in thought.

他开始在屋里踱来踱去, 低着头, 陷入沉思.

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He was silent for a moment, deep in thought.

他沉默了片刻, 深思着.

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ZHOU : [ deep in thought ] Wuxi, eh ? Wuxi? [ suddenly ] When were you there?

周朴园( 沉思 )无锡? 嗯,无锡, ( 忽而 ) 你在无锡是什么时候?

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Deep in thought, Xu Huabei chose his words carefully.

徐华北沉思着, 斟酌着词句说.

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He is deep in thought, with his head in his hands.

他陷入深思, 两只手捧着头.

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She sat, deep in thought.

她坐在那儿沉思默想.

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She sat there deep in thought.

她坐在那儿沉思着.

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She frowned as though deep in thought.

她皱着眉头好像陷入深深的沉思.

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He is deep in thought.

他在沈思中.

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I am deep in thought.

我陷入深思中.

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