書鎮 [书镇]

Jyutping syu1 zan3
Pinyin shū zhèn

Definitions (Wiktionary)
  1. noun
    paperweight
    (syn.) 镇纸, 纸压, 压石, 紙鎮, 壓石, 紙壓, 纸镇, 鎮紙