You might need an activity that does nothing at all, such as when you have a construction that requires an activity, but there is no work to be done.
您可能需要一个根本不执行任何工作的活动，例如，当您拥有一个需要某个活动的构造，但没有要执行的任何工作时。
It can also be antagonistic, such as when a political candidate turns toward their competitor during a debate and makes eye contact that signals hostility.
它也可以是对抗性的，例如，当一个政治候选人在辩论中转向他们的竞争对手，并进行眼神交流，表明敌意。
The most common example is user information, such as when a user logs on.
最常见的示例是用户信息，比如当用户登录时。
Other information, such as when someone becomes root, is listed here as well.
其他信息，比如某个人的身份切换为root，也在这里列出。
It also has a list of the import errors, such as when a value was the wrong type for a column.
它也具有一个导入错误列表，比如说一个值的类型与某一列不符。
Think of pagination scenarios, such as when you look at search results that are split into pages.
考虑一个分页场景，比如查看分为很多页的搜索结果时。
Restraint is called for even under fairly dire circumstances, such as when your spouse is driving.
甚至在相当紧急的情况下你也必须保持克制，比如你的爱人正在开车的时候。
It does not load the plug-ins themselves until they are needed (such as when the user edits a file).
在需要某些插件(如当用户编辑文件时)之前，它并不装入插件本身。
In particular, you can move some functionality out of MySQL into PHP, such as when doing date translation.
尤其是，可以将一些功能从MySQL移动到php中，例如日期翻译。
System time tracks when changes are made to the state of the table, such as when an insurance policy was modified.
系统时间跟踪更改表状态的时间，比如一个保险政策更改的时间。
Patrons tend to conduct research on a “need-to-know basis, ” such as when they want to conduct genealogy research..
用户倾向于依据“需要知道的原则”来开展研究，比如他们希望进行家谱研究一样。
We rely on ANS skills in daily life, such as when we estimate which line will move more quickly at the grocery store.
在日常生活中我们随时会用到它，比如在杂货店能大致估计排哪条队伍比较快。
Metadata is information about the content of a message, such as when the information was gathered and how reliable it is.
元数据是关于一条消息的内容的信息，比如信息收集时间，信息可靠程度等。
If you are not careful, this can be the lifetime of your program — such as when you place an object in a global collection.
如果不小心，那么它可能就与程序的生命周期一样——如果将一个对象放入一个全局集合中的话。
A registry aware of dependencies can then notify consumers of changes in providers, such as when a service becoming deprecated.
可识别依赖关系的注册中心能向使用者通知提供者方面的更改情况，如某个服务变成了已弃用状态。
When more accurate results are required-such as when there is reason to suspect fetal distress-an internal monitor may be used.
当需要更多的准确信息时——比如怀疑发生胎儿窘迫——也许会用到内部监护仪。
For other cases, such as when changing multiplicity-many properties, using the EMF API could improve performance drastically.
但在其他情况下，比方说要更新大量的属性，使用EMFAPI可以显著地提高性能。
This is particularly beneficial in large latency situations such as when your host and client are on separate sides of the planet.
在大的响应时间情形下，如你的主机和客户端分布在这个星球的两端，这很大程度上是有益的。
Yes, users are sometimes truly at risk of having bystanders spy on their passwords, such as when they're using an Internet cafe.
是的，用户有时的确存在旁观者偷看密码的风险，例如在网咖的时候。
Some users might choose to hook up separate screens and keyboards when needed, such as when answering E-mail or browsing the web.
有些用户可能会在需要时选择挂接分离式屏幕与键盘，比如回复电子邮件或浏览网页时。
If that's not possible — such as when the pieces communicate using a network — use mechanisms such as encryption to counter attackers.
如果那不可能——比如当块之间使用网络通信时——那么使用加密等机制来防范攻击者。
If they really must know, they can make an educated guess from other information she gives, such as when she graduated from college.
如果他们确实需要知道，他们应该从她给出的其他信息自己推断，比如说什么时候毕业之类的。
My desk gets a guaranteed deep tidy at key points of year such as when I go on holiday or we have a recycling drive,' says Mr Smalley.
斯莫利表示：“每年的一些关键时刻，我的桌子都保证会得到一番彻底的清理。比如说，我度假的时候，或是我们做回收活动的时候。
My desk gets a guaranteed deep tidy at key points of year such as when I go on holiday or we have a recycling drive, 'says Mr Smalley.
斯莫利表示：“每年的一些关键时刻，我的桌子都保证会得到一番彻底的清理。”比如说，我度假的时候，或是我们做回收活动的时候。
Make sure you understand the terms of the lease, such as when rent is due, the maintenance procedures, and if there's a security deposit.
确保你明白这些租赁条款，例如什么时候交房租，维修程序，是否有保证金。
Sometimes, such as when he wrote about Lady Antonia Fraser, his wife of nearly 30 years (" my dancer my bride "), his poetry turned sweet.
有时候，比如他写到结缡近30年的妻子安东妮娅•弗雷泽(《我的舞者我的新娘》)时，他的诗就变得甜蜜。
Sometimes -- such as when you're evaluating an expression that returns a set of nodes, or even a single node -- this can create a big mess.
有时候，比如计算的表达式返回一个节点集或者一个节点，这可能造成很大的混乱。
You can use abstraction in several ways, such as when you use visualization in timing diagrams, as a way to get above the code as it is running.
您可以以许多方式使用抽象，例如当您在时序图中使用可视化时一样，作为在代码运行时达到代码之上的层次的方式。
You might need an activity that does nothing at all, such as when you have a construct that requires an activity, but there is no work to be done.
您可能需要一个根本不执行任何工作的活动，例如，当您拥有一个需要某个活动的构造，但没有要执行的任何工作时。
You might need an activity that does nothing at all, such as when you have a construct that requires an activity, but there is no work to be done.
您可能需要一个根本不执行任何工作的活动，例如，当您拥有一个需要某个活动的构造，但没有要执行的任何工作时。
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