Discourse is a semantic concept.
语篇是一个语义范畴。
Research into information retrieval based on the combination of keyword and semantic concept;
新模型合理地考虑了术语关系，实现了基于语义概念的检索。
To navigate through the application a key concept is semantic zoom.
应用内导航有一个关键概念叫“SemanticZoom”。
A concept is a set of semantic features.
概念是语义特征的集合。
A concept is a set of semantic features.
概念是语义特征的集合。
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