标识的来源将特定于客户端应用程序；例如，应用程序可以从用户或一些其他来源获取用户名和密码。

The source of the identity would be specific to the client application; for example, the application gets a username and password from a user or from some other source.

youdao

我没听说过任何将传入信息解析为XML文档的电子邮件客户端，但许多系统都接受并解析各种来源的XML文档。

I don't know of any E-mail clients that parse incoming messages as XML, but many systems receive and parse XML documents accepted from a variety of sources.

youdao

清单10展示了来源于. NET客户端的SOAP请求。

Listing 10 shows the SOAP request message from the.net client.

youdao