它的规则很简单，并且事实上，它的可扩展性很小—即，不能编写您自己的定义来表示语言如何动作；您必须遵循其规则。

Its rules are very straightforward, and it really has very little extensibility — that is, you can't write your own definitions to dictate how the language behaves; you've got to follow its rules.

youdao

它的规则很简单，并且事实上，它的可扩展性很小—即，不能编写您自己的定义来表示语言如何动作；您必须遵循其规则。

Its rules are very straightforward, and it really has very little extensibility — that is, you can't write your own definitions to dictate how the language behaves; you've got to follow its rules.

youdao