n. 猪皮, 猪皮革, 马鞍

[ noun ]
leather from the skin of swine
<noun.substance>

Pigskin \Pig"skin`\ (p[i^]g"sk[i^]n`), n.
1. The skin of a pig, -- used chiefly for making saddles;
hence, a colloquial or slang term for a saddle.

2. A football; -- so called because the covering is often
made of pigskin. [Colloq.]
[Webster 1913 Suppl.]