名词
中文翻译：心脏音图仪
同义词：
['electrocardiogram', 'electrocardiogram machine']
例句：
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1. The doctor used the cardiophonograph to monitor his patient's heart rate during surgery.
医生使用心电图机监测病人在手术期间的心率。
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2. The study found that the cardiophonograph could help detect early signs of heart disease.
研究发现，心电图机可以帮助检测心脏病的早期迹象。
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3. The patient was given a cardiophonograph test to check for any irregularities in his heart rhythm.
患者接受了心电图测试，以检查他的心律是否有任何不规则之处。