pupil

The local primary school has over five hundred pupils enrolled this academic year.

(Chinese) 这所当地小学本学年有五百多名小学生注册。

The teacher asked the pupils to sit quietly and listen to the story.

(Chinese) 老师要求小学生们坐好听故事。

Your pupils get larger in a dark room to let in more light so you can see.

(Chinese) 在黑暗的房间里，你的瞳孔会变大以让更多光线进入，从而让你看清。

The doctor used a small flashlight to check if the patient's pupils reacted to light.

(Chinese) 医生用小手电筒检查病人的瞳孔是否对光有反应。