一切經音義 11.37

11.37

登樞（昌珠反集訓云樞機發動之端也考聲云樞機言詞也說文云戶樞也從木區聲）。

登樞 (ch-[ang]-zh-[u] fan. The Jixun says: 'The pivot and trigger (樞機) is the starting point of activation.' The Kaosheng says: 'The pivot and trigger refers to spoken words.' The Shuowen jiezi says: 'The door pivot; it derives from 木 [wood] with 區 [qū] phonetic').