你会感受到一个撑子(扩张器)，它可以保持你的眼睛睁开。

You will be aware of a support (speculum), which helps to hold your eye open.

youdao

你会感受到一个撑子(扩张器)，它可以保持你的眼睛睁开。

You will be aware of a support (speculum), which helps to hold your eye open.

youdao