折疑論 3.14

3.14

衣羽衣皮（衣俱去聲。黃帝已上未有衣服。皆用禽獸毛羽皮為衣）。

clothed themselves in feathers and clothed themselves in skins (both instances of "衣" are pronounced in the falling tone. Before the Yellow Thearch there was not yet clothing, and everyone used the fur, feathers, and skins of birds and beasts as clothing);