ㄕㄨˋshùzhīㄍㄠgāoㄍㄜˊ

  1. 東西起來放置樓上比喻棄置不用晉書··庾亮》:京兆殷浩才名束之高閣天下太平然後。』」置之高閣」。置之不理片刻不離付諸實施

tied up in a bundle on a high shelf, to put sth on the back burner, no longer a high priority
laisser de côté, mettre qch au rancart
etwas ad acta legen (V, Sprichw)​