在去幼儿园的路上，一个医生把听诊器留在了车座上。她的小女儿拿起听诊器玩了起来。
On the way to preschool, the doctor had left her stethoscope on the car seat, and her little girl picked it up and began playing with it.
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。
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.
1819年发明听诊器后，改善并扩大了这种诊断方法，现在即使其它的诊断技术日新月异，听诊还是一种非常有用的诊断方式。
The invention of the stethoscope in 1819 improved and expanded this practice, still very useful despite the great technological advances in other means of diagnosis.
单面听诊头的便携式高性能听诊器；
Portable high-performance single-head stethoscope auscultation;
该仪器将普通听诊器与心电图机有机结合在一起，用于诊断各种心脏疾病，并且具有低功耗、使用简便、便于携带等优点，是传统听诊器的替代产品。
Moreover, this device has many merits such as low power-consumed, easy-used and portable, and it can substitute for conventional stethoscope.
该仪器将普通听诊器与心电图机有机结合在一起，用于诊断各种心脏疾病，并且具有低功耗、使用简便、便于携带等优点，是传统听诊器的替代产品。
Moreover, this device has many merits such as low power-consumed, easy-used and portable, and it can substitute for conventional stethoscope.
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