Wu Collection, Lower Volume Radical: Stone (shí) Kangxi stroke count: 10 Page 828, Entry 43 Pronounced zhen. A stone used for pounding clothes. In the Poems of Yu Xin: The autumn pounding stone marks the urgent pace of the season. Also straw pounding block, a stone used by farmers to pound grass. In Ancient Music Bureau (Yuefu): Where is the straw pounding block now? Also written in the variant form zhen.