名词
中文翻译：呕吐药
同义词：
['emetic', 'emetic agent']
例句：
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1. She took the medicine for a couple of hours and felt better.
她吃了这种药几个小时后感觉好多了。
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2. The doctor prescribed her an emetic to help her recover.
医生给她开了一种催吐药来帮助她恢复。
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3. The patient was given an emetic to induce vomiting.
病人被给予一种催吐药以诱导呕吐。