bell for stethoscope
常见例句
- Also with an included bell conversion this stethoscope from premium stainless steel for the highest performance and unmatched durability in any emergency medical setting.
精密手工制作的不锈钢心肺专科听诊器是一款一流的，具有专业性能和耐久性听诊工具。 返回 bell for stethoscope