Fallan法兰
fallv.落下;倒下;来临n.秋天;落下;瀑布
fallback data rate退守数据速率
falling viscometer落球粘度计
Fall from building自楼房跌落
fall short of goal未达到自己的目标
fall on one's legs跌而不伤,运气好,侥幸摆脱困境
fall for something相信某事
fall into disfavorvi.失宠(失众望;不受爱戴)
Falling off period脱落期
fall to sb's share
fall-off of step失(去同)步