名词
中文翻译：即兴的
同义词：
['on the spot', 'spontaneous', 'offhand', 'offhanded']
例句：
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1. He was off-the-cuff when he answered the question.
他回答问题时是即兴的。
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2. She's always off-the-cuff with her jokes.
她的笑话总是即兴的。
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3. The artist painted an off-the-cuff portrait of his friend.
这位艺术家画了一幅即兴描绘朋友的肖像画。