柯林斯词典falling-off 1. N-SING If there is a falling-off of an activity, there is a decrease in its amount or intensity. (数量)下降; (强度)减退[N 'of/in' n] There has been a falling-off in box office income and other earnings. 票房收入和其他进项已经有所下降。 返回 falling off