右下方有日期，过期的时间是买的那个日期的推后一年。
当然，很多产品明码标注着过期的时间，但是有的产品并没有。
Sure, many items explicitly state expiration dates, but some don't.
这个Expires HTTP头包含页面过期的时间，这样就可以避免浏览器在页面过期时间之前发送版本检查的请求。
The browser can safely not check for new versions until the expire date has passed. Setting this up in Apache is easy.
了解不同食物的“最佳食用日期”和“过期时间”，并正确烹调它们是很重要的。
It is important to know "best-before" and "use-by" dates of different foods and cooking them properly.
通过将光标移动到图标上方，可以看到初始票据授予票据(TGT)过期的剩余时间。
By positioning the cursor over the icon, you can view the time left until the initial ticket-granting ticket (TGT) expires.
在指定的时间后过期。
那个……我能表演的时间不多，因为我绿卡马上要过期了。
So I don't have too much time up here, before my green card expires.
其中一门课程也会被拍成录像，所以你们万一没有时间也不用担心,那个视频在周二会放到网上去,直到周五过期，这其中还是有充裕的时间的。
And one of them will be filmed, too, so that if you can't actually make any of the times not to worry, that video will go online sometime Tuesday in plenty of time for Friday's pset deadline.
不过，可以设想一个生成的内容必须在给定的时间点过期作废的应用程序(比如表示特价商品或者每周排名前十的列表)。
However, imagine an application that produces entries whose content must expire at a given point in time (for example, a feed representing special sale offers or a weekly top-ten list).
首先，我们需要创建一个ISO 8601日期，然后将它设置为策略文档的过期时间。
First, we have to construct an ISO8601 date and set the policy document to expire by it.
显示的与每个组件有关的数据包括文件类型和路径、页面过期时间以及HTTP响应报头。
The data displayed about each component includes the file type and path, when the page expires, and the HTTP response headers.
通过指定作业激活或过期时间、重复执行模式、作业完成时的电子邮件通知等等，可以对作业提交过程进行自定义。
The job submission process can be customized by specifying job activation or expiration time, recurring execution pattern, notification via E-mail upon job completion, and so on.
用户代理阅读此策略之后，就可以假设，至少在这段时间内它是有效的，因此在过期之前无需再次阅读这条策略。
Once the user agent reads the policy, it can assume that it is in effect for at least that long, so it doesn't have to read the policy again until it expires.
这有助于防止直到分配给资源和纸张移动的时间过期之后才开始下一个任务。
This prevents the next task from starting until the time for the resource and the time allotted for moving the paper has elapsed.
过期数组中包含了一个时间片已经用尽的所有任务的有序列表。
The expired array contains a sorted list of all tasks whose timeslices have expired.
时间戳和窗口一起来确定凭据的过期时间。
Together, the timestamp and the window determine the expiration time of the credential.
例如，您可以使用每个缓存项的最长生命周期和过期时间来为需要更新数据的特定用户刷新缓存数据。
For example, you could use the maximum life and expiration time for each cached item to refresh cached data for specific users that need updated data.
显然，如果客户机对时间的请求在所存储的时间过期前进入，您会返回到已被高速缓存的时间。
Obviously if the client request for time comes in before the stored time expires, you return the cached time.
这个时间需要在存储时间过期的任何时刻时被刷新。
The time needs to be refreshed anytime the stored time is outdated.
目前的实现支持服务端点信息在一个某个预定时间后过期。
The current implementation supports expiring of the service endpoint information after a predefined time interval.
它包括了检查确认的过期时间，确认签名，并决定对等者呈现的权限是否应该接受。
This includes checking the expiration date of the certificate, verifying the signature, and deciding whether credentials presented by the peer should be accepted.
重复的超时过期：例如，管理人员希望在流程执行时间超过一周时得到通知。
Repeated expiration of timeout: for example, a manager wants to be informed when a process takes longer than a week to be finished.
有时，使用简单的基于时间的对象过期更为容易和简洁。
Sometimes, it's easier and cleaner to use simple timed-based expiration of objects.
这个结构中的重要字段包括接口规范名称服务缓存过期时间，这用于确认是否必须刷新缓存。
Some of the important fields of this structure are the interface specification name service cache expiration age to know if the cache has to be refreshed.
过期时间指在考虑到员工在日常工作中所遇到的所有中断后完成任务所需的实际时间。
Elapsed time is the time it actually takes to do the work after factoring in all of the interruptions the employee has in a normal workday.
作为整数输入超时值(以秒为单位)，指定新人员查询结果过期后的持续时间。
Enter the timeout value as an integer in seconds, specifying the duration after a new staff query result will expire.
应用于任何策略的过期时间都是在该文件中指定的。
The expiration time applies to any policies specified in the file.
为什么总的过期时间大于两分钟？
实际上，您的系统管理员可能会在每天晚上删除其中比某个过期时间更早的所有文件。
Indeed, your systems administrator probably deletes all files older than a certain expiry every evening.
实际上，您的系统管理员可能会在每天晚上删除其中比某个过期时间更早的所有文件。
Indeed, your systems administrator probably deletes all files older than a certain expiry every evening.
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