Subclassing the class is typically not an option here, since the method needs to be available to instances of the base class itself.
在这种情况下，继承这个类通常是行不通的，因为所添加的方法需要在基类的实例中可用。
It seemed to promise that people would no longer need to move physically to places and times where information was available, since all information would be everywhere, all the time.
人们似乎有望不再需要为获取信息，进行空间和时间上的物理移动，因为所有信息一直都是无处不在的。
You might not be familiar with this function, since it is not available on older browsers.
您可能对这个函数不是很熟悉，因为它在旧版本中没有提供。
Evaluation of safety and efficacy of new vaccines is likely to be especially challenging since the vaccines might not be available until after the pandemic had started.
由于这些新疫苗可能在流感大流行开始之后才能够获得，因而要评估它们的安全性和效力就很可能非常困难。
Setting them again for each derived class is a waste, since they would be available anyway by inheritance.
为每个派生类再次设置这些属性是一种浪费，因为通过继承它们就会拥有这些属性。
This should not be a major concern for most applications since there are a number of programs available to convert DTDs into schemas (though some hand-tuning may be required).
对于大多数应用程序，这不是主要关心的问题，因为有许多可用于将DTD转换到模式的应用程序(尽管可能需要一些手工调整)。
Although the chances of seeing the previous scenario are slim, the effects would be difficult to debug and track down since there are few diagnostics available.
虽然看到前面一种情形的机会很少，但是因为可用的诊断很少，所以结果很难进行调试和跟踪。
Since the model is executable it can be checked before the implementation is available, which can save time, frustration and costly rework.
既然模型是可执行的，它就可以在实现可用之前被检测，这就可以节省时间，避免令人沮丧地付出高昂代价而返工重来。
Ditching just one of them is impractical, since two are needed if one is to be continuously available for operations.
仅仅放弃其中之一也是不切实际的，因为如果一艘要连续使用的话，两者都是需要的。
Almost all Earth's helium has long since blown away and only small amounts are available on the planet — much of it can be found in the gas mines of North America.
几乎所有地球上的氦早已风吹走了在这个星球上可利用的只有一小部分——它的大部分可以在北美的天然气田找到。
In the event of a failure, access to the session data will be faster, since it is in memory, and the data itself remains highly available.
在失败发生时，对会话数据的访问将更快，因为它位于内存中，数据本身也高度可用。
Since the specifications are now "1.0" level and publicly available, hopefully we'll be getting feedback from real customers about what is most important to change.
既然规范现在是“1.0”级别且可以公开获得，希望我们会从真正的用户那儿获得反馈，告知我们哪些是最需要改动的。
But since every application server requires its own JVM, available memory must be carefully considered.
但是由于每个应用程序服务器都需要自己的JVM，因此必须仔细考虑可用的内存。
Since the defragment operation may run quickly, especially for smaller tables, the defragment information may be available for only a short period of time.
由于碎片整理操作可能运行得很快，特别对于小表更是如此，所以只能在很短的时间内看到碎片整理信息。
Since the appliance will take some time to provision, the status and synchronization states will not be available until the provisioning is complete.
因为设备需要一定的时间才能生效，它的状态和同步状态只有在设备生效后才会显示。
But in the long run I'm sure we would be happier since what we would be fairly confident that what we chose was better than the other one that was available.
然而我可以肯定，最终我们将会更加快乐，因为我们有足够的信心，我们相信自己的选择比曾有过的另一个要好。
This is needed, since there are situations in which the runtime might need to access the federated repository when no datasource is available; in such a situation, direct JDBC access will be used.
之所以必需设置该项，是因为存在以下情况：即当不存在任何数据源时，运行时可能需要访问联合存储库；在此情况下，将使用直接JDBC 访问。
Since AIR applications are desktop applications however, they have a number of great features available to them - one just happens to be the ability to run offline.
因为AIR应用是桌面上的应用程序，所以它们具有许多很不错的特性，而离线运行只是其中之一。
Sparse caches are normally accessed using keys since not all of the data is available in the cache and thus queries cannot be done using the cache.
它通常使用关键字进行访问，因为缓存中并非所有的数据都能够使用，使用缓存进行查询可能无法执行。
Since the deploy is being done on the workstation, such information may not readily be available to the user that issues the deploy.
由于该部署是在工作站上进行的，发出部署的用户可能无法获得那样的信息。
Food addiction must certainly be a bigger problem on a global scale than alcohol or drug addiction since food is legal and available for anyone to purchase at any age.
食物成瘾肯定是一个更大的问题在全球范围内超过酗酒或吸毒，因为食品是合法的，可用于任何人都可以购买在任何年龄。
Since you'll be in middle management, you're expected to be available up to 1.5 hours past normal working hours.
既然你是中层，你将会比正常工作时间多工作1.5小时。
This is as we would expect, since the NTPD service requires the network to be available so that it can contact a local time server.
这是我们所期望的，因为ntpd服务要求网络可达，以使它可以连接一个本地时间服务器。
This new Chrome 3 is supposed to be a stable release, but since betas have been available, these features may not be new to you.
这个版本是稳定版，但由于之前就有测试版可供下载，这些功能可能对你来说算不上新。
But there should be enough neodymium available, the study argues, since current world reserves of the element are about six times larger than needed.
但是报告上说应该有足够的可使用的钕，因为目前世界上储备的金属量是人类需要的6倍多。
That way, you can always find the right volume to install Linux from since there will only be one volume available at this time.
这样一来，您总是可以找到要安装Linux的卷，因为一次只有一个卷可用。
Since you have removed all the Spring dependencies in previous steps, the only library JAR that needs to be available is JSON.
由于您在前面的步骤中删除了所有Spring依赖项，需要提供的惟一jar库是JSON。
NFS administrators can retain the old NFS version exports on the server since they would be available along with the newer version data items in a single mount command.
NFS管理员能够在服务器上保留旧的NFS版本导出，因为仅需使用mount命令就可以像访问新版本数据项一样访问它们。
NFS administrators can retain the old NFS version exports on the server since they would be available along with the newer version data items in a single mount command.
NFS管理员能够在服务器上保留旧的NFS版本导出，因为仅需使用mount命令就可以像访问新版本数据项一样访问它们。
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