到期限的英文：
be due

due是什么意思：
adj. 应支付的；应有的；正当的；合适的；到期的；预定的；由…引起的
n. 应得之物；应得权益；应付款；税金

He appeared in due course.
他在适当的时候出现了。

Honour to whom honour is due
荣誉归于应得荣誉的人

He handled it with due care.
他以应有的小心处理这事。

The bank loan is due this month.
银行贷款本月到期。

The whole matter is due for an airing.
全案将会公开讨论。