A very simple language. And one rule.

简单的语言，只有一条规则。

youdao

You can see that XUpdate is a very simple language used to update XML content.

可以看到，XUpdate是用来更新XML内容的一种非常简单的语言。

youdao

It's also possible to only expose a subset of the process language, creating very simple domain specific process languages, for example to specify approvals in a document management system.

也可以只暴露过程语言的子集，创建非常简单的领域特定过程语言，例如文档管理系统中用来指定批准的语言。

youdao

A very simple language. And one rule.

简单的语言,只有一条规则

耶鲁公开课 - 心理学导论课程节选

"Silbo is interesting from the point of view of the theory of language because, since it is a very simple system, it can help us understand how languages in general are formed, " he says.

BBC: Silbo gomero: A whistling language revived