现在，描述语言的演化、展示语言之间的相互关系的一种方法，是用系谱图模型。

Now, one way of representing the evolution of languages, showing the way languages are related to each other, is with the family tree model.

youdao

您使用描述语言(例如，SOAP)或其它描述交互的方法(例如，REST)来定义交互。

To define the interaction, you use the description language (for example, for SOAP) or other means of describing the interaction (for example, REST).

youdao

一个SOAP请求从应用程序的业务逻辑开始，从Web服务描述语言(WSDL)文档中获得调用方法和参数。

The SOAP request begins with the business logic of your application learning the method and parameter to call from a Web Services Description Language (WSDL) document.

youdao

All right, And to describe the recipes, we're going to want a language.

好的，为了描述这些方法，我们想要一种语言。

麻省理工公开课 - 计算机科学及编程导论课程节选