Words — 1 found
shū
ㄏㄨˋ ㄕㄨ ㄅㄨˋ ㄉㄨˋ
Simplified Traditional 户枢不蠹 戶樞不蠹
  1. 1. lit. a door hinge never becomes worm-eaten
  2. Idiom
    2. constant activity prevents decay