Interreflectance
相互反射能力, 相互反射系数
🗣️ 情景例句
Grandpa!
爷爷！
To walk on a beautiful day
在晴朗的日子出去散步
Since its discovery, it has become a sort of potholers' Everest.
自从被发现以后，这个洞成了洞穴探险者的珠穆朗玛峰，