Fallan法兰
fallv.落下;倒下;来临n.秋天;落下;瀑布
fall into bad odour名誉不好
falling birth rates下降的出生率
fall into disrepair破损失修,需要修理
fall out with sb.与某人闹翻
fall into ...vt.分成 ...; 陷入 ...
fallopian pregnancy[医] 输卵管妊娠
fall-farrowed pig秋产仔猪
fall asleep latency入睡潜伏期
fall upon dark days遭到不幸, 倒霉
fall dormancy elass秋眠级