+12 = 15 

ㄘㆦtshok

  1. 計算物品ㄧㆰˊIâmㄐㄧㆵ̇ㄘㆦˋtsi̍t‑tshok‑áㄉㄜ˫tōㄏㄜˋhó‑‑ah