◎ fall是什么意思 n. 落下, 瀑布, 采伐量, 下降, 落差, 降低, 堕落, 秋天vi. 倒下, 落下, 来临, 失守, 阵亡, 下跌, 减弱, 倾斜, 垮台, 轮到, 变成, 降低a. 秋天的 n. the season when the leaves fall from the treesn. the lapse of mankind into sinfulness because of th...