XML has a strong capacity of describing structural and semantic structural information;
可扩展标记语言XML具有很强的结构和语义表达能力；
We construct a conceptual network by describing the structural and semantic relationships among concepts.
概念与概念之间再通过结构关系、语义关系而构成一个复杂的概念网络。
The history of the study of metaphor has been generally classified into three stages: the rhetorical stage, the structural and semantic stage, and the multidisciplinary stage.
其研究史通常可分为三个阶段：修辞阶段，结构和语义阶段，多学科阶段。
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