确定词干是查找单词中不变部分的过程，它是单词中与时态和语气无关的保持不变的片断。
Stemming is the process of finding the constant part of a word, which is the fragment that stays the same no matter which word tense or mode is used.
等温“指温度不变，这部分就是指一个等温过程。”
Constant temperature means isothermal, so this part means an isothermal process.
可以将不变的部分转移到一个单独的表中。
The invariant parts could be moved into a separate table to save space.
因为计算机动画是真正3-D的，你可以重复用一场戏的动画或者某动画的一部分，不再说它是死板一成不变的运动了。
Since computer animation is truly 3-D, you can re-use the animation of a scene or parts of the animation and not tell that it is the exact same motion.
事实上，如果您拖动另一个窗口让它与时钟的一部分重叠，时钟被重叠的部分仍然会保持不变。
In fact, if you drag another window over part of it, that part of the clock won't even redraw.
这一部分反映了当公司不确定经济增长是否不变时，他们不愿意再雇佣人员；2001年经济衰退后发生了同样的事情。
In part that reflects firms' reluctance to hire when they are uncertain if growth is here to stay; the same thing happened after the 2001 recession.
例如，文档uri是长字符串，由一个不变的部分和一个与文档相关的部分组成。
For example, the document URIs are long strings that consist of an invariant part and a part that is document-specific.
社交媒介展示的是人类特质中不会改变的部分，即使在改变曾经看起来不变的本质。
Social media play into the parts of human character that don't change, even while changing the nature of what once seemed immutable.
第三部分是一个不变量，第一、二部分可以变化无穷。
The third part was an unvarying quantity, but the first and second parts could be varied an infinite number of times.
这次调用将只除去year元素；文档的其余部分保持不变。
This call will remove the year element only; the rest of the document remains unchanged.
其中包含了iostream和export_api宏的定义，在该项目的范围内，这些可以被看作是该文件中不变的代码部分。
The inclusion of iostream and the definition of the EXPORT_API macro can be considered code-invariant parts of the file throughout the scope of the project.
请通知受益人，我们对第1200号信用证中，5箱更改为10箱，其余部分不变。
Please advise the beneficiaries that we shall amend the Credit No.1200 to read ten boxes of the articles instead o f5 boxes, otherwise unchanged.
注意，选项是步骤的函数签名的一部分，它们的名称都是不变的。
Note that options are part of the functional signature of a step, and their names are invariant.
这种矛盾成了他个人生活的一部分,他的这种矛盾的生活方式在接下来的俄国,即便是在今天的俄国也是个不变的主题
This ambivalence that was part of his personal life, the way he lived, would be a constant theme in subsequent Russian and still, in many ways, is today.
在这一部分中，我讨论的是函数式编程的基石之一：不变性。
In this installment, I discuss one of the building blocks of functional programming: immutability.
这很重要，因为 ASP.NET中的大部分服务器端控件模型是根据这样一个假设生成的，那就是 —如果用户回发到相同页面，所有控件保持其状态不变。
This is important because much of the server-side control model in ASP.NET is built around the assumption that all controls retain their state if the user posts back to the same page.
我们只需要提供病毒的血凝素中的保守柄——也就是不变的那部分。
We would only provide the conserved stalk-or the conserved portion-of the virus's hemagglutinin.
不变性是函数式编程的关键，因为它与尽量减少变化部分的这一目标相一致，这使得对这些部分的推断更为容易一些。
Immutability is key to functional programming because it matches the goals of minimizing the parts that change, making it easier to reason about those parts.
即使之后可以取消(称为还原)，但这些更改和取消这些更改的替换代码也都成为项目历史不变的一部分。
Even though they can subsequently be un-done (known as reverting), both the changes and the replacement code that undoes those changes are a permanent part of project history.
其他大部分央行要么保持利率不变，要么反而加息。
Most other central banks have either kept rates unchanged or raised them.
测试的其余部分保持不变。
不同的研究团体的一系列发现都集中在这种病毒非常保守（不变异）的部分。
A series of discoveries by different groups of researchers have zeroed in on a highly conserved (nonmutated) region of the virus.
开发庞大的应用程序是一件费时费力的工作，所以当我编写了部分(希望是)设计优良的代码后，我希望这些代码能保持不变。
Producing large applications is a lot of work, so when I write a piece of (hopefully) well-designed code, I want that code to stay written.
不变性表示将更改提交到存储库之后，它们就成为项目历史记录不变的一部分。
Immutability means that once changes are committed to a repository, they are a permanent part of a project's historical record.
在编写第一行代码之前，本系列的大部分内容将介绍如何伴随着开发展开设计(而不是一成不变)的各个方面。
The bulk of this series covers different aspects of how you can allow design to emerge as you develop rather than setting it in stone before you write your first line of code.
您可以只升级应用程序中那些需要升级的部分而保留其他部分不变。
You can upgrade only those parts of an application that need to be upgraded and leave the remaining pieces as is.
当制作一个网页，大部分元素的位置保持不变(菜单、旗帜广告、侧边栏等)。
When producing a web page, the location of most elements will stay the same (menus, banner locations, sidebars etc.).
要知道不管我们多努力地避免改变——不管我们多希望情况保持不变——它都是我们生活的一部分。
Realize that no matter how much we may try to avoid change - no matter how much we may wish that things would stay the same - it is and always will be a part of our lives.
要知道不管我们多努力地避免改变——不管我们多希望情况保持不变——它都是我们生活的一部分。
Realize that no matter how much we may try to avoid change - no matter how much we may wish that things would stay the same - it is and always will be a part of our lives.
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