视觉器官

例句：

1. 1. The human eye is a complex organ that allows us to see the world around us.
   人类的眼睛是一个复杂的器官，让我们能够看到周围的世界。
2. 2. The scientist used a microscope to examine the cells in the sample.
   科学家使用显微镜检查样本中的细胞。
3. 3. The doctor advised the patient to wear glasses for better vision.
   医生建议病人戴眼镜以便更好的视力。