stethendoscope

例句：

1. 1. The doctor uses an endoscope to examine the patient's throat.
   医生使用内窥镜来检查患者的喉咙。
2. 2. During surgery, the surgeon uses an endoscope to view the inside of the patient's body.
   在手术中，外科医生使用内窥镜来查看病人体内的内部情况。
3. 3. The pathologist examined the tissue samples with an endoscope to detect any abnormalities.
   病理学家用内窥镜检查组织样本，以检测任何异常。