Short sight comes about because the eye ball grows too big and fails to focus light properly.

近视的产生，是因为眼球长得过大，无法正常地集中光线。

youdao

Short sight comes about because the eye ball grows too big and fails to focus light properly.

近视的产生，是因为眼球长得过大，无法正常地集中光线。

youdao