低潮dīcháo 1.在潮的一个涨落周期内,水面下降的最低潮位。{(in a cycle of ebb and flow, the sea's level on a coast gradually reaches its lowest) low tide; low ebb} 2.〈比喻fig.〉事物发展过程中低落、停滞的阶段{lowest point; nadir; at the low, stagnant period in development}: 那时革命正处于~。{The revolution was at an ebb at that time.}