pocket microscope

例句：

1. 1. This pocket microscope is perfect for taking close-up photos of small objects.
   这个口袋显微镜非常适合拍摄小物体的特写照片。
2. 2. The scientist used the pocket microscope to study the microscopic structure of a sample.
   科学家使用口袋显微镜研究样本的微观结构。
3. 3.She carried her pocket microscope in her bag and took it out when she needed to examine something closely.
   她把口袋显微镜放在包里，需要仔细观察时拿出来用。