落后
六级核心词汇练习 - 豆丁网 ... fell out 争吵,发生 fell behind 落后 fell in 排队,到期 ...
拖欠
固定词组 - 飘的日志 - 网易博客 ... in advance 提前 fell behind 落在…的后面,拖欠 fell down 倒下,跪拜 ...
落后了
Captu... ... 竞赛中, In the competition, 落后了, fell behind, 别人不会停下来等你, others will not stop down wait for you, ...