The DLR USES expression trees to represent language semantics.

DLR使用表达式树来表示语言语义。

youdao

Note the strength of the matching here: we are not merely dealing with wildcards, but language semantics.

请注意这里匹配的优势：我们不仅仅处理通配符，而且处理语言语义。

youdao

From the language design perspective, an external DSL provides the greatest flexibility, since internal DSLs must respect the parsing and language semantics of the host language.

从语言设计的角度来看，外部领域特定语言能够提供最大程度的灵活性，因为内部领域特定语言语言必须遵循宿主语言的解析和语言语义。

youdao

Second thing we want to talk about very briefly as we go along is the semantics of the language.

我们要说的第二点,是语言的语义。

麻省理工公开课 - 计算机科学及编程导论课程节选

Just like with a natural language, we're going to separate out syntax versus semantics.

就像自然语言一样，我们要去把语法和语义区分开来。

麻省理工公开课 - 计算机科学及编程导论课程节选