operating microscope

例句：

1. 1. The pathologist used an operating microscope to examine the tissue samples.
   病理学家使用手术显微镜来检查组织样本。
2. 2.The surgeon performed a delicate operation using an operating microscope.
   外科医生使用手术显微镜执行了一次精细的手术。
3. 3. During the surgery, the doctor used an operating microscope to locate and remove a tumor.
   在手术过程中，医生使用手术显微镜来定位并切除肿瘤。