实体类别随即建立并出现在设计介面上。
An entity class is created and appears on the design surface.
这个实体类别的属性会对应至所选取资料表或检视中的资料行。
The entity class has properties that map to the columns in the selected table or view.
本体借用哲学词汇，是归属于描述世界上实体类别及其它们之间如何联系的科学。
Ontology is a term borrowed from philosophy that refers to the science of describing the kinds of entities in the world and how they are related.
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