关于stethoscope的百科

• stethoscope造句怎么写

• electronicstethoscopeelectronicindustrialstethoscoperesophageal-cheststethoscopeHeinventedanewtypeofstethoscope.Thestethoscopeisamedicalinstrument.Next,shelistenedtomyheartwithastethoscope.Thenthedoctorlistenstohischestwithastethoscope.Studyonsterili...
• 2017-09-0920199