每消息传递语义：这些语义允许被传递的每个消息都是不同的，而且每个消息使用不同的保证级别。
Per message delivery semantics: These semantics allow for each message to be delivered differently as well as use a different guarantee level per message.
指向服务定义文档导入的辅助文档的链接(如xml模式文档、消息传递语义定义等)。
Links to the auxiliary documents imported by the service definition document (such as XML schema documents, messaging semantics definitions).
中介对通过它们传递的消息执行一组操作以协调非语义特征；这些操作包括协议切换、转换、加密和路由。
Mediations perform a set of actions on the messages that pass through them to mediate the non-semantic characteristics; the actions include protocol switching, translation, encryption, and routing.
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