Posted on Leave a comment

Iris (Science Dictionary)

Iris: A muscular diaphragm that controls the size of the pupil which in turn controls the amount of light that enters the eye. The iris forms the coloured portion of the eye.

👇​ ស្វែងរកឯកសាររៀននិងការងារគ្រប់ប្រភេទនៅទីនេះ៖


👇​ ស្វែងរកពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖

Leave a Reply