Their astronomers had discovered that at a certain time of year the brightest star, Sirius, would disappear.
他们的天文学家发现，在一年中的某个时候，最亮的天狼星会消失。
At a certain time in the morning, the tape player would play soft music with a low and sweet voice of a young girl, "Wake up, please."
在早上的某个时间，录音机会播放轻柔的音乐，一个年轻女孩低沉而甜美的声音从录音机里传来：“请起床。”
A driver takes the minibus to a certain place at a certain time, so people know when to expect it.
司机会在特定的时间开小型巴士去特定的地方，所以人们知道什么时候会有小型巴士来。
They may focus on a certain country or a certain time period when they begin their collections.
当他们开始收集时，他们可能会关注一个特定的国家或特定的时间段。
The work must be completed within a certain time limit.
这项工作必须在一定期限内完成。
At a certain time and a certain place, when a moonbow happens to appear, you can't miss it if you're right there.
在特定的时间和地点，当月虹恰巧出现时，如果你就在那里，千万不要错过它。
Why did a step not execute at a certain time?
某一次，一个步骤为何没执行？
They know that they have to be home at a certain time.
她们晓得她们必须在特定的时间呆在家里。
Is the tendency to perform best at a certain time of day immutable?
哈佛商业评论：一个人每天处在巅峰状态的时间是不变的吗？
Scenario 2: Triggering a flow every "n" seconds at a certain time of day.
场景2：在特定时间每“n”秒触发一次流。
If the task is not completed within a certain time, then it is escalated.
如果此任务未在某个时间内完成，则对其进行升级。
Start by setting a goal that you want to accomplish within a certain time frame.
开始的时候，确立一个想要在某段时间内完成的目标。
It's not unreasonable to have cell phones and computers off limits after a certain time.
过了某个时间以后不让孩子用手机或电脑，这样的要求并不是不合理。
Once you are in the habit of writing at a certain time , that is your Golden Time .
一旦你有了在一定时间写作的习惯，那个时间就是你的黄金时间。
The rocket is made of several parts, and each part requires a certain time to produce.
这种玩具火箭由几个部分组成，生产每一个部分都需要一定的时间。
Another way to filter the data is to get only the data that changed over a certain time period.
过滤数据的另一个方法是只获取那些在一段时间内更改过的数据。
For example, an event might indicate that an item was shipped on a certain date at a certain time.
例如，一个事件可能表示一个药品在特定的日期和时间运输。
Tasks are often modeled to express the expectation that they will be completed within a certain time frame.
任务通常被建模来表达一种预期：它们将在确定时间段内完成。
Note: You can configure the DB2 trace stop trigger using other methods (for example, after a certain time has elapsed).
注意：可以使用其他方法来配置DB 2跟踪停止触发器(例如，经过一段时间后)。
You can even make tests a bit more granular and test a series of methods to ensure they meet a certain time threshold.
甚至可以测试得更加细致一些，可以测试一系列方法来确保它们满足特定的时间限制。
The adapter can be configured to poll for only certain types of files, or for files created during a certain time period.
该适配器既可以配置为仅轮询特定类型的文件，也可以配置为仅轮询在特定时间段内创建的文件。
We wake up at a certain time, work on a schedule and base our performance on the amount of time it takes us to do things.
我们每天在固定的时间起床，按照时间表来做事，把我们的绩效建立在做事情时所花费的时间的多少。
Technology known as digital rights management can make e-books unreadable once they have reached a certain time or user limit.
数字版权管理技术可以使电子图书在达到一定期限或使用限制后失效。
The time parameter, which filters the feed (some standard feeds only) to only contain videos published within a certain time frame
time参数将提要（只针对一些标准提要）过滤为只包含某一时间范围内发布的视频
You get a message asking how your day went or if you'll be free at a certain time, so you send back a detailed and informative reply.
你收到一条短信，问你过得怎样或某个时间是否有空，你很详细、很实在地回复了短信。
The program, which he called Mail Goggles, intercepts e-mails sent using Google's e-mail service, Gmail, after a certain time in the evening.
他把这个程序称为“邮件眼镜”，在晚上某个时间段后，它可以拦截通过谷歌电子邮件服务系统（即Gmail）发送的邮件。
One way to do this is to use the scheduling capabilities of InfoSphere Information Server to run the rules at a certain time or on a regular basis.
一种方法是使用InfoSphere InformationServer的调度（scheduling）功能在某个时间或定期运行规则。
One way to do this is to use the scheduling capabilities of InfoSphere Information Server to run the rules at a certain time or on a regular basis.
一种方法是使用InfoSphere InformationServer的调度（scheduling）功能在某个时间或定期运行规则。
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