fall behind
['fɔ:lbi.haind]
落后
例句与用法：
The major world powers are afraid of falling behind in the arms race.
世界各大强国均惟恐在军备竞赛中落後。
France has fallen behind (Germany) in coal production.
法国在产煤方面落後(於德国)了。
I've fallen behind with my correspondence.
我积压了许多信没回。
Don't fall behind with the rent, or you'll be evicted.
不要逾期不缴房租，否则会被逐出。
落在……后面
Don't fall behind with your rent.
不要拖欠房租。
fall behindfall behind1.■落后; 下降; 退后He fell behind when we were climbing the mountain.我们爬山时, 他掉队了。Production has fallen behind in the last few months.最近几个月生产下降了。Don't fall behind now, just when you're doing so well.你干得很出色, 这个时候可别后退。Several of the runners fell behind in the race.有几个赛跑者在比赛中落在后面了。2.■逾期(付款等)If your payments of rent fall behind, you will be asked to leave.如果你不如期交房租, 你就会被撵走。Don't fall behind with your gas bill.不要拖欠煤气费。He has fallen behind with his correspondences.他有一些信件没有及时回复。3.■处于较低水平The work of this class has been falling behind recently.近来这个班的成绩一直处于较低水平。
fall behind1.■落后于，跟不上，被超过，被甩在后面：He didn't want to fall behind in his studies.他不想在学习上落后于别人。Soon he fell behind in the race.很快他在赛跑中落在了后面。2.■拖欠(债务等)；没有按时完成(或履行)任务(常与with连用)：If you fall behind with the rent,you will be asked to leave.你要是拖欠房租，叫你立即走人。I've fallen behind with my correspondence.我积压了许多信件未作答复。3.■(水平、质量等)下降：The student's work has been falling behind recently.近来，这个学生的作业质量一直在下降。4.■落在(…)后面
见:fall: fall behind