How to write 瞳

瞳 [tóng] 名 1. 〔～孔〕虹膜中央的小孔，光线通过瞳孔进入眼内。通称“瞳子”、“瞳人”、“瞳仁”。 (1. **Pupil**: A small hole in the center of the iris, through which light enters the eye. Commonly referred to as "瞳子 (tóng zǐ)", "瞳人 (tóng rén)", or "瞳仁 (tóng rén)".) 2. 懵懵懂懂，瞪着眼看的样子。 (2. **Gazing Ignorantly**: A state of being dazed and staring blankly.) 形 无知的样子。 如: 瞳矇 (愚昧无知)。 (**Ignorant Appearance**: An expression of ignorance; for example, "瞳矇 (tóng méng)", referring to a state of foolishness.) 动 看见。 (**See**: To perceive visually.) 引 1. 《玉篇》：瞳，目珠子也。 (**Example**: In "Yupian", it states: "瞳 is the eyeball.") 2. 《史记·项羽本纪》：舜目盖重瞳子。 (**Example**: In "Records of the Grand Historian", it mentions: "Shun had a particularly heavy pupil.") 例 又如: 瞳子 (虹膜中心的小圆孔); 瞳神。 (**Additional Examples**: Also, "瞳子 (tóng zǐ)", which refers to the small round hole in the center of the iris; "瞳神 (tóng shén)", referring to the essence of sight.) 借指目光。 (**Used to Indicate Vision**: Describes the act of seeing.) 如: 瞳睛 (眼睛。亦借指目光)。 (**For Example**: "瞳睛 (tóng jīng)", meaning "eye", can also refer to one's vision.)