它们表示实体及其关系的复杂定义。
They represent complex definitions of entities and the relationships between them.
这个代码识别表示实体的文本。
This code identifies the text that stands in for the entity.
必须正确地声明和表示实体，以避免错误和确保正确显示。
Entities must be declared and expressed properly to avoid errors and to ensure proper display.
通过一组成员记录表示实体时，相似记录匹配问题被扩展为记录簇匹配问题。
When entities are represented by a group of members' records, the similar records matching problem is extended to record cluster matching problem.
桌面— 还有更好的方法表示实体的桌面吗？在我看来，其中细微到眼镜的反射都是很精致的。
Sound — The use of the eyes is very common in iconography. But here are the ears — a great rarity.
在不提高抽象层次的情况下，工具可能自动地生成表示实体的可视化显示，也许甚至是在您同时在较高层次上工作的时候。
Tools may automatically generate visuals that represent entities without raising the abstraction level, perhaps even as you are simultaneously working at a higher level.
通过使用本体编辑器，能够采用可视的方式建模、定义和表示实体关系，然后将本体导出为XML或资源描述框架(Resource Description Framework,RDF)，以供在应用程序中使用。
Using an ontology editor, you can visually model, define, and express entity relationships and then export the ontology as XML or Resource Description Framework (RDF) for use in your application.
但是，服务版本本身不是该模型中接受版本管理的实体；它只是表示特定服务版本的所有实例。
The service version, however, is not itself a versioned entity in the model; it simply represents all instances of a particular service version.
在这个测试中，EJB实体表示数据库表中的一个单一行。
In this test, the EJB entity represents a single row in the database table.
一个实体表示围绕一个单独的、关键的、统一的信息概念进行属性分组，例如人、产品、订单或支付。
An entity represents a grouping of attributes around a single, key, unifying information concept, for example, person, product, order or payment.
表中的所有列都是具有那个表所表示的某种实体类型的实体。
All rows in a table are entities of a certain entity type that is represented by that table.
想象一下现在您加入到了一个新项目中，而您面对贴满整整一面墙上面有数以百计的表示数据实体的便利贴。
Imagine that you join a new project and the day that you arrive you are faced with a wallpaper of one hundred entities or more.
实体表示实际的对象，它具有约束条件并且关联到另一个实体，如图4所示。
Entities are representation of real world objects which can have constraints and relationship with another entity, as shown in Figure 4.
在XML文档解析过程中，实体引用将由它的表示替代。
During the XML document parsing, the entity reference is replaced by its representation.
外部实体表示外部文件的内容。
External entities represent the content of an external file.
链接表的每一行表示两个实体之间的关系。
Each row of the link-table represents a relationship between two entities.
这个应用使用领域模型表示这个系统中的实体，并使用ORM框架把领域模型映射到数据库上。
It has a domain model representing the major entities within the system, and USES an ORM framework to map the domain model to the database.
如果正在建立用例方案的模型，那么序列图通常表示与外部实体的交互。
If you're modeling a use case scenario, your sequence diagrams will generally represent an interaction with an external entity.
与外部实体的交互表示参与者是交互的一部分。
An interaction with an external entity indicates that an actor will be part of the interaction.
创建序列图的第一步是确定该图是否表示与外部或内部实体的交互。
The first step to creating a sequence diagram is to determine whether the diagram will represent an interaction with an external or internal entity.
这样一来，就变得更简单了，再没有烦人的CMR，也不用考虑“依赖对象”（属性的集群，实际表示“包含”在实体中的对象）以外的东西。
Times were simpler then -there were none of those pesky CMRs to cause you to think beyond "dependent objects" (clusters of properties that actually represent an object "contained" in the entity).
图6：表示传递到实体2的异步消息的序列图片段。
Figure 6: a sequence diagram fragment showing an asynchronous message being sent to instance2.
把外部实体表示为类，这样一种设计模式称为镜像映象(MirrorImage)模式。
The design pattern for representing external entities as classes is called the Mirror Image pattern.
然而，我没有使用对象来表示这些实体—我只是使用了Amazon的原始api来存储这两个对象的属性。
I never made use of any objects to represent those entities, however - I just used Amazon's raw API to persist the properties of both.
图4样例实体——Atlas元数据表示。
AccountValue——是一个传递对象，这个对象表示从Account实体bean远程接口获取的帐号信息。
AccountValue — a transfer object that represents account information obtained from the account entity bean remote interface.
图3样例实体——UML表示。
应用程序域模型由EJB 3.0实体bean表示并用于层间的通信。
The application domain model is represented by EJB 3.0 entity beans and is used for communication between tiers.
ticket"String表示的就是这种实体。
业务对象是用于表示业务实体的主要机制，支持从具有标量属性的简单基本对象到大型复杂层次结构或对象图的任何实体。
Business objects are the primary mechanism for representing business entities, enabling everything from a simple basic object with scalar properties to a large complex hierarchy or graph of objects.
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