大版本

例句：

1. 1. The new software has a major version upgrade over the previous one.
   这款新软件比之前的有重大的版本升级。
2. 2. This document is in its latest major version.
   这份文件是其最新版本。
3. 3.The company introduced a major version of its product last month.
   该公司上个月推出了该产品的高级版本。