Solving the Expression Problem makes it possible to extend preexisting types to new methods and extend preexisting methods to new types, all without recompiling existing code.
解决表达式问题使将先前存在的类型扩展到新方法成为可能，所有这些都不重新编译现有代码。
Therefore, if a code generation problem occurs, it is most likely that the code generator can not handle the serialization of the method parameters or return types in your service class.
因此，如果出现代码生成问题，那么最有可能的是代码生成器不能处理您的服务类中的方法参数或返回类型的序列化。
The lack of the two derived types is an interoperability problem because abstract types cannot appear in an XML instance document.
缺少这两个派生类型是一个互操作性问题，因为抽象类型是不能出现在XML实例文档中的。
A more direct problem is that when people reflexively use data types, they often end up reducing flexibility in unanticipated ways.
更直接的问题是，当人们反射性地使用数据类型时，常常以无法预料的方式降低灵活性。
Another problem is the use of implicit types.
另一个问题在于对隐式类型的使用。
Extensions to a language that has more appropriate data types will more easily fix the problem.
一种具有更合适的数据类型的语言的扩展将更轻松地解决这一问题。
An easy way to identify this problem is to temporarily use CLOB types, which have no size restrictions, as target columns.
识别该问题的简易方法是临时使用clob类型作为目标列，它没有任何大小限制。
Solving the mice and elephants problem requires, at a minimum, that the different types of messages pass through different channels and transmit queues.
解决老鼠和大象的问题至少要求不同类型的消息通过不同的通道和传输队列。
This is not a problem as long as these element types exist only in separate documents.
只要这些元素类型只出现在不同文档中就没有问题。
Another fairly common problem can arise when different types or namespaces are used, which can prevent you from wiring properties from one set to actions of another set.
当使用不同的类型或命名空间时会产生另一个相当常见的问题，它会阻止来自一个集合的属性与来自另一个集合的行为相连接。
Good threat signature identification will be an ongoing problem as new types of threats emerge.
随着新威胁的不断出现，大量威胁签名认证将一直是个问题。
Moreover, running different types of developer tests, such as component, functional and performance, can shine a light on problem areas earlier in the development life cycle.
而且，运行各种类型的开发人员测试，如组件测试、功能测试和性能测试，能够在开发生命周期中更早地 将问题显示出来。
REM dreaming also helps other types of memory and problem solving.
REM睡眠期所做的梦也助于解决其他类型的记忆和问题。
Support for different types of users using different types of devices is a common problem these days.
对不同用户以及不同设备类型的支持一直是当下的一个常见问题。
It seems that the problem with MIME isn't so much the MIME protocol as the way in which new types are controlled.
或许MIME使用的问题还没有MIME协议作为新类型控制的方式时的问题那么多。
This might be a problem if you have many different source document types and many different rendering targets (such as wireless platforms, other XML formats, and so on).
如果有许多不同的源文档类型以及许多表示目标（譬如，无线平台、其它XML格式等等），这可能是个问题。
Parameter types in SOAP present a possible scalability problem.
在SOAP里面的参数类型可能呈现一个可扩展性的问题。
However, the problem is that many types of makeup are really horrible and harsh to facial skin, actually causing damage with prolonged use.
但问题是，很多化妆品对皮肤有非常严重的伤害和刺激性，长期使用会损害健康的皮肤，但大多数女性还是坚持使用它们。
To illustrate the Expression Problem, Wadler's paper USES the idea of a table that has types as rows and functions as columns.
为说明表达式问题，Wadler的文章使用了表的概念，其中类型为行，函数为列。
The locate request and fragment message types might not be as familiar to you unless you have needed to read through GIOP tracing to solve a problem
除非您曾经必须通读 GIOP跟踪以解决某个问题，否则您可能不那么熟悉定位请求和片段消息类型。
JIT debugging is very different from other types of problem determination techniques.
JIT调试与其他类型的问题判断技术有很大的不同。
The problem as Benjamin points out, is that getting universal adoption of various MIME types is extremely difficult and doesn't scale.
正如Benjamin所指出的，问题是对各式各样的MIME类型的全盘采用是极其困难的，而且不能扩展。
Identify or create an XML schema relevant to the problem domain that describes the input and output data types for Web services operations.
标识或创建一个与问题域(描述了Web服务操作的输入和输出数据类型)相关的XML模式。
This problem could be overcome by allowing static registration of specific factory methods and classes for specific types.
通过允许特定类型的特定factory方法和类的静态注册，可以克服这个问题。
To solve this problem, Microsoft built a dependency on an external service description document, that described the data types and could be accessed by both the requester and provider.
为了解决这一问题，Microsoft建立了一个外部服务描述文档的相关性，它描述了数据类型，且能被服务提供者和请求者访问。
Coined by Philip Wadler, the expression problem defines a program's data as a set of cases (types) and a set of operations over those cases.
表达式问题这个词是由Philip Wadler定义的，它将一个程序的数据定义为一组用例(类型)和对于这些用例的一组操作。
The same problem of extending old functions to new types, and new functions to old types - extending Wadler's table in both directions - remains.
将旧函数扩展到新类型和将新函数扩展到旧类型的问题—在两个方向上扩展Wadler的表—仍然存在。
When someone types in a search query, they're giving you the opportunity to solve their problem.
当有人输入了一个搜索查询，你就拥有了他们解决问题的机会。
Figure 6 lists a few different potential sub-types of problems under the general problem heading of "Application performs poorly or unexpectedly," which Kathy had selected.
图6列出了一些不同的、可能的子类型，这些子类型都隶属于标题为“Applicationperformspoorlyorunexpectedly”的问题，即Kathy所选择的类型。
building evidence on the scope and types of elder maltreatment in different settings (to understanding the magnitude and nature of the problem at the global level);
收集不同环境中发生虐待老人情况的范围和类型的证据（以了解这一问题在全球层面的严重程度和本质）；
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