This replaces your copy with the master copy.

这会以主副本替换您的副本。

Would you like to get the master copy from the server?

请向作者请求此文档的更新副本。

He ordered the original master copy of Lale Andersen's recording destroyed.

他命令销毁拉尔·安德森录制这首歌所用的母带。

The master copy was too light, so many of the copies didn't come out clear.

蜡纸底稿打得太轻，所以许多印出来的稿子看不清楚。

Even in terms of biology, a clone would not be identical to the "master copy".

即使从生物学的角度看，克隆人也不会和“母本”一模一样。