名词
中文翻译：导航眼睛
同义词：
['guided eye', 'guiding eye']
例句：
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1.The guide's ocular was trained to detect the slightest changes in the environment.
导游的眼睛经过训练，能够察觉到环境微小的变化。
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2.The patient needed a guiding ocular to help him see clearly.
病人需要一副导眼来帮助他看得更清楚。
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3.The scientist used a guiding ocular to observe the behavior of the animals.
科学家使用一副导眼来观察动物的行为。