ㄌㄠˇㄐㄧㄢˇlǎojiǎn

老茧
  1. 手掌腳掌部位長期摩擦形成老繭」、繭子」、胼胝」、趼子 不用)​、膙子」。

callus (patch or hardened skin)​, corns (on feet)​