另外一个你可以放置这类要求的地方是术语表或者数据字典。
Another place where you can put this kind of requirement is in the glossary or data dictionary.
一个业务术语表不但应该包含商定的数据元素定义，还应该包含与这个元素相关联的任何变体或依赖项。
A business glossary should contain not only the agreed-upon definition for a data element, but any variations or dependencies associated with that element.
rda显式地支持数据模型定义期间的术语表建模。
RDA explicitly supports glossary modeling during the definition of data models.
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