This is the 9346th most frequent Japanese word.
眼球
Eyeball.
Here, "眼球" refers to the anatomical term for the 'eyeball' as part of the human body, emphasizing it as a vital organ in the sensory system.
眼球は人間の視覚を支える重要な器官です。
The eyeball is an essential organ supporting human vision.
In this sentence, "眼球" is used to describe the functional aspect of the 'eyeballs' in gathering visual information.
眼球の動きによって周囲の情報を収集します。
One collects surrounding information through the movement of the eyeballs.
Here, "眼球" refers to the 'eyeballs' in a context of health and safety, highlighting the importance of maintaining their well-being.