2. Redness is caused by a dilation of the capillaries, especially in those with sensitive skin.
发红是毛细血管扩张造成的,尤其是那些拥有敏感皮肤的人。
3. An apple and a ruby are both red, for example, and their common
redness results from sharing a universal.
例如,一个苹果和一颗红宝石都是红色的,它们共同的‘红性’来于所分享的一个共相。