知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 d : the automatic adjustment of the attention for viewing at distinctive distances effected mainly by variations in the convexity of the crystalline lens also : the assortment more than which such adjustment can be done 知乎，让每一次点击都充满意义 —— ... https://omard581uhu0.wikilima.com/user