fall behind
US /fɔːl bɪˈhaɪnd/
UK /fɔːl bɪˈhaɪnd/

片語動詞
1.
落後, 掉隊
to fail to keep up with a schedule or progress
範例:
•
If you don't study regularly, you'll fall behind in your classes.
如果你不經常學習,你會在課堂上落後。
•
The company started to fall behind its competitors in innovation.
該公司在創新方面開始落後於競爭對手。
2.
拖欠, 逾期未付
to not pay money that you owe on time
範例:
•
He started to fall behind on his rent payments.
他開始拖欠房租。
•
Many small businesses fall behind on their taxes during economic downturns.
許多小企業在經濟衰退期間拖欠稅款。
在 Lingoland 學習這個單詞