To reduce file size and data-transfer speed, I went to my backup computer to search for open source utilities and found WinFF to convert files.

为了减少文件的大小和数据传输速度，我用我的备份计算机开始查找有无开源实用工具可用并找到了WinFF来转换文件。

youdao

To reduce file size and data-transfer speed, I went to my backup computer to search for open source utilities and found WinFF to convert files.

为了减少文件的大小和数据传输速度，我用我的备份计算机开始查找有无开源实用工具可用并找到了WinFF来转换文件。

youdao