Digital Rights Management systems (DRMs) are means of assigning access to digital contents.

数字版权管理系统（当值议员）的手段，指派访问数字内容。

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Digital Rights Management systems (DRMs) are means of assigning access to digital contents.

数字版权管理系统（当值议员）的手段，指派访问数字内容。

youdao