知识扩展
习语积累
习语 n. be in arrears get/fall into arrears 到期未付；拖欠 to be late in paying money that you owe We're two months in arrears with the rent. 我们拖欠了两个月的租金。 in arrears 后付；拖欠；拖延 if money or a person is paid in arrears for work, the money is paid after the work has been done
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