名词
中文翻译：Unknown
同义词：
['stereograph', 'radiograph例句：1. The doctor used a stethoscope to listen to her heart.（医生用听诊器来听她的心脏。）']
例句：
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1. The doctor used a stethoscope to listen to her heart.
医生用听诊器来听她的心脏。
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2.The scientist used a stethoscope to diagnose the patient's condition.
科学家用听诊器来诊断病人的状况。
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3.The engineer used a stethoscope to check the air pressure in the engine.
工程师用听诊器来检查引擎内的空气压力。