expiry
/ɪkˈspaɪərɪ; ɪk`spaɪrɪ/ n
~ (of sth) ending, esp of the period when a contract or agreement is in force 终止, 届期, 期满, 满期（尤指合同或协议的有效阶段）
the expiry of a driving licence, lease, credit card, contract, agreement, etc 驾驶执照、 租约、 信用卡、 合同、 协议等的期满
[attrib 作定语]
the expiry date 终止日期.