Heart sound auscultation is an important way to check the integrity of cardiac function, and the patients with heart diseases can be probably diagnosed by means of the stethoscope.
心音听诊是检查心脏功能完整性的一种重要方式，可借由听诊器大概诊断出病患的心脏疾病。
Once a year, the cyclists took tests to check the size and function of the heart.
自行车手们每年一次对心脏尺寸和功能进行检查。
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