动词短语
中文翻译：不借助书本交谈
同义词：
['talk without a book', 'talk without notes', 'talk without a textbook']
例句：
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1.He often talks to his friends without a book in hand.
他经常不拿书就和朋友们交谈。
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2. She decided to talk without a book because she didn't have any notes.
她决定不拿书交谈，因为她没有笔记。
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3. The teacher encouraged the students to talk without a book and to use their imaginations.
老师鼓励学生们不拿书交谈，并发挥他们的想象力。