microscopical slide

例句：

1. 1. The microscopical microscope is used to examine very small objects.
   显微镜用于观察非常小的对象。
2. 2. The scientist used a microscopical microscope to study the structure of the crystal.
   科学家使用显微镜研究晶体的结构。
3. 3. The microscopical microscope is an essential tool for scientists in their research.
   显微镜是科学家们研究中不可或缺的工具。