There are several methods defined in this interface, but extensionInit is the only one you need to implement to create a new FCI extension.
该接口中定义了很多方法，但是extensionInit是惟一需要实现的方法，用于创建新的FCI扩展。
Since there is only one additional machine in our network, we need to copy the configuration over only once, but you could repeat the process for each machine in your network.
由于我们的网络中只有一台额外的机器，我们只需复制配置一次，但您可以针对您的网络中的每台机器重复这个过程。
However, if you need to support multiple stores or multiple languages, then you can only use the default value for one, but not for all the stores and languages.
然而，如果您需要支持多个存储或多种语言，您可以只针对其中一个使用缺省值，而不针对所有的存储和语言。
If, however, it is something that you only need temporarily, or that no one else needs, you can make the modification privately in your preferences.
但是，如果您只是暂时需要它的话，或者没有其他人需要它的话，那么您可以在偏好中作出您自己的更改。
That means you need to put any other goals on the backburner for now, and have only one purpose in your life.
这意味着你需要把其他任何目标暂且放一放，现在你的生活只有一个目标。
The great advantage to using FO is that you need to work with only one document format in any platform or application.
使用FO的最大好处在于：不管在什么平台下或使用什么应用程序，您只需使用一种文档格式。
Partly because the classes usually do more than you actually need, they impose more overhead than a class designed for one purpose only.
其中一部分是因为类能做的超出了您真正需要的，与只为一种用途设计的类相比，它们会产生更多的开销。
Your JSP source would be much shorter and clearer, and if you ever needed to change the address block, you would only need to do it in one place.
您的JSP源代码应给更精悍更清晰，如果您曾需要变更这个地址组，您就只需要在一个位置进行变更。
Your JSP source would be much shorter and clearer, and if you ever needed to change the address block, you would only need to do it in one place.
您的JS p源代码应给更精悍更清晰，如果您曾需要变更这个地址组，您就只需要在一个位置进行变更。
You should use this strategy only if you cannot get the performance you need using one of the other three strategies described in this series.
只有在使用本系列介绍的其他三个策略了时不能获得您想要的性能时才应使用此策略。
The math is magical: you can pile up lots of failures and still keep rolling, but you only need one juicy success to build a career.
数学是有魔力的：你可以把很多次失败堆积起来，让它越滚越大，但你只需要一次令人满意的成功去打造你的事业。
If you need speed, there may be only one or two ways to achieve the fastest results, whereas there are many slower alternatives.
如果您需要很快的速度，不管有多少种慢速的方法，但是可能只有一两种方法可以达到最快的结果。
If you want a third version, say in WML (Wireless Markup Language), you only need to provide one extra style sheet and adapt the configuration file accordingly.
如果还想使用第三种版本，(比如WML(无线标记语言))，只需再提供一个样式表并相应改写配置文件即可。
Only one root element is in the file, and you need this "wrapper" to contain it all.
一个文件只能有一个根元素，并且需要使用“包装器”包含它。
Note: As you'll discover later in the article, one of the keys to configuring and maintaining a secure server is to only install what you think you're going to need.
注：正如您将在本文后面会发现的，配置和维护一个安全的服务器的关键之一是仅安装那些您认为将会需要的东西。
The biggest advantage to this approach is that it is still fairly easy to perform AD hoc reporting, given that all the data you need about a single class is stored in only one table.
这种方法最大的好处是，它仍然能相当容易地执行专门报告，只要您所需的有关单一类的所有数据都只存储在一张表中。
Further, you need to perform the customization only one single time, while the virtual image can be reused by as many patterns as necessary.
此外，您只需要执行一次定制，然后就可以根据需要将虚拟映像重用于任意数量的模式。
And if you need to change the default size of your application's pop-up Windows, you will only need to change it in one place rather than in several different locations in your code.
如果您需要修改您应用程序弹出窗口的默认大小，您只需要在您代码中的一个地方进行修改，不需要在几个不同位置修改。
If you are living in private accommodation make sure you don't pay council tax and sort out your TV licence with your housemates - you only need one for the household, not one each.
如果你是生活在私人公寓，确保你没有支出家庭税，同你的室友理清你们的电视费—对家庭生活来说只需要一个就够了。
The only infrastructure you need in place is one to manage sales, marketing, and distribution.
只需要对销售、市场营销和发行进行管理的基础结构。
Advertising and marketing campaigns are only one part of the success equation, to really make a splash in the business world you need to build a solid network.
广告和市场行销活动只是取得成功的一部分，想要在商界惹人注目你必须要建立稳定的社交网。
And there is only one way the language will become a true necessity: you need to start speaking it with other people, now.
有一个方法可以把外语变成真正的必需：假如你现在就要用外语和别人交流。
Imagine if, for every meal you make, you have to go to the grocery store and purchase only the food you need for one meal.
设想一下，在每一次准备餐点时，您都必须去副食店购买一餐所需的食物。
You need to register only one wrapper to access all the data sources of the type that the wrapper supports.
为了访问包装器支持的所有数据源，只需注册一个包装器。
You only need to specify one physical volume, even if there are several physical volumes in the volume group.
即使在卷组中有多个物理卷，您也要指定一个物理卷。
The only time to use a speaker phone is when you need more than one person to be in on the conversation at your end.
唯一可以使用免提功能的情况是，你这边不止一个人需要跟对方通话。
There are many other JAXB annotations, but this is the only one that you need to use in this case.
还有很多其他jaxb注释，但您在本例中只要用到这个。
One of them is the fact that you only need to pass the parameter to the database server, and you get the result back. You don't need to pass the entire SQL statement itself.
其中一条就是您仅需向数据库服务器传递参数，然后即可获得返回结果，而不必传递整个sql语句。
One of them is the fact that you only need to pass the parameter to the database server, and you get the result back. You don't need to pass the entire SQL statement itself.
其中一条就是您仅需向数据库服务器传递参数，然后即可获得返回结果，而不必传递整个sql语句。
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