fall behind音标：英式读音为 fɔːl bɪˈhaɪnd，美式读音为 fɔːl bɪˈhaɪnd。

fall behind 是一个动词短语，主要含义是落后、拖欠或未能按时完成。在学业、工作、支付款项等方面常用，表示进度或能力不及他人或预期。

短语搭配：
fall behind in payments 拖欠付款
fall behind with rent 拖欠租金
fall behind in class 在课堂上落后
fall behind schedule 进度落后

以下是10个带中文翻译的例句：

1 If you dont study hard you will fall behind in your exams
如果你不努力学习，考试就会落后。

2 The company started to fall behind on its project deadlines
公司开始落后于项目截止日期。

3 She fell behind with her mortgage payments after losing her job
失业后她拖欠了房贷付款。

4 Many students fall behind in math if they miss too many classes
如果缺课太多，许多学生数学会落后。

5 We must not fall behind our competitors in technology
我们绝不能在技术上落后于竞争对手。

6 He fell behind in the race during the last lap
他在最后一圈比赛中落后了。

7 The team has fallen behind schedule due to bad weather
由于天气恶劣，团队进度落后了。

8 If you fall behind with the rent you may risk eviction
如果你拖欠租金，可能面临被驱逐的风险。

9 She was ill for a month and fell behind with her work
她病了一个月，工作落后了。

10 Dont fall behind in your assignments or it will be hard to catch up
不要拖欠作业，否则很难赶上。