The pupil is a hole located in the center of the iris of the eye that allows light to strike the retina. [1] It appears black because light rays entering the pupil are either absorbed by the tissues inside …

2022年10月4日 · The pupil is the black hole in the center of the colored part of your eye (iris). The pupil is the pathway that lets light get to your retina.

pupil ： 特指中小学生，尤其是小学生。 student ： 普通用词，可指中学生，但主要指高等学校或专科学校的学生。 learner ： 通俗用词，指某一门学问上的初学者，尤指成年的初学者。

PUPIL翻译：学生, 学生，（尤指）小学生, 学徒;弟子;门徒, 眼睛, 瞳孔。 了解更多。

2019年2月26日 · One of the most important parts of the eye isn't a structure at all — it's an open space. It's the pupil of the eye. The pupil is the opening in the center of the iris (the structure …

2023年5月26日 · Read an overview of general eye anatomy to learn how the parts of the eye work together. The opening at the center of the iris that allows light to enter the eye.

The meaning of PUPIL is a child or young person in school or in the charge of a tutor or instructor : student.

必应词典为您提供pupil的释义，美[ˈpjup(ə)l]，英[ˈpjuːp(ə)l]，n. 学生；瞳孔；（尤指）小学生；弟子； 网络释义： 瞳仁；门生；

PUPIL definition: 1. a person, especially a child at school, who is being taught: 2. someone who is being taught a…. Learn more.

pupil，英文单词， 名词，作名词时意为“ 学生； [解剖] 瞳孔；未成年人”。 发音英 [ˈpju:pl]、 美 [ˈpjupəl]。 1These complex formulae are beyond the grasp of the average pupil.这些复杂的 …