相關(guān)單詞近義詞 fall 落下, descent 下降, declension 語尾變化, declivity 傾斜麪, declination 傾斜, decline 下降臨近詞downsea, down, Down Select Next Audio File, down-stroking press brake, down-cutting of river bed, down-the-hole drill bit, downed the glass of water., down-convection pipe still, down-the-middle lay-up, Downsizing and Restructuring, Down velocity of the slipper, down-flow anaerobic filter 返回 downslope