为什么在一些地方广泛耐药结核如此高地与艾滋病毒有联系或关联？
Why in some places is XDR-TB so highly linked with or associated with HIV?
关系数据库的一种优势是能够联系或关联数据库中各个项目的有关信息。
One of the strengths of a relational database is the ability to relate or associate information about various items in the database.
同时研究人员发现，维生素与心脏病或死亡的发生率没有相关联系。
Researchers also found no link between using vitamins and the risk of heart disease, or death.
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