n.终止；期满；呼出；呼气
This Contract shall be terminated on the expiration date. 劳动合同期满，即行终止。
A contract subject to a time of expiration is extinguished at such time. 附终止期限的合同，自期限届满时失效。
When is the expiration of your driving license? 你的驾驶执照何时到期？
This ticket has passed its expiration date, and so it is now invalid. 这张票已过了有效期，现在作废了。
