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access to sth/sp:接近，到达，   to 为介词，整体为介词短语
As her private secretary he have access to all her correspondence.
他是她的私人秘书,能接触到她所有的信件。
Only two men in the company have access to the secret records.
公司只有两个人可以查阅秘密档案。
have access to do sth:有权做某事 access 为名词，后为不定式
With packet filtering, you have access to deliver the package yourself. 使用包过滤时，你自己来送交此小数据包。