in arrears
成語所屬單字arrear
in arrears — 慣用語
1. behind schedule in making a payment or fulfilling an obligation at the time it i
1.慣用語
釋義
拖欠
behind schedule in making a payment or fulfilling an obligation at the time it is due.
例句
After months of financial trouble, the school was three months in arrears on its electricity bill.
The charity warned that rent was already in arrears and threatened to lock the doors if nothing was paid by Friday.