No such evidence can ever be found, because the entire concept of constant proportion in a nonexistent entity is absurd and meaningless.
从来都没发现过这样的证据，因为在一个不存在的实体里，这整个比例常数的概念荒谬而没有意义。
There is one other kind of entity in Registry and Repository, loosely referred to as a Concept in the figure above.
Registry and Repository 中还有另一种实体，在上图中不严格地称为概念。
An ontology is the entity which composes of the concept of knowledge, the relationship between the concepts and formal description language can be identified by computers.
本体是由知识中的概念、概念间的关系以及计算机可以识别的形式化描述语言组成的实体。
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