这种眼药水可以缓解眼部疲劳。

These eye drops help relieve ___ocular fatigue.

医生建议他每年做一次眼部检查以保持视力健康。

The doctor recommended an annual ___ocular examination to maintain visual health.

旋转目镜可以调节望远镜的清晰度。

Turn the ___ocular to adjust the clarity of the telescope.