动词短语
中文翻译：竖起耳朵
同义词：
['listen closely', 'payattention to']
例句：
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1. Thenews reporter pricked up his earswhen he heard the name of the famousauthor.
当新闻记者听到那位著名作家的名字时，他竖起了耳朵。
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2. The teacherpricked up her ears as sheheard the student's question.
老师听到学生的问题时竖起了耳朵。
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3. The bird pricked up its ears and listened carefullyfor any danger.
那只鸟竖起了耳朵，仔细倾听任何危险的迹象。