make private copy

例句：

1. 1. She made a private copyof the document to share with her colleagues.
   她制作了文档的私人副本，与同事们分享。
2. 2. The company made a private copyof its latest software update for testing purposes.
   公司为测试目的制作了软件更新的私人副本。
3. 3. Before sharing the information, it's important to make a private copyand save it securely.
   在分享信息之前，重要的是要制作私人副本并安全地保存它。