Most people I meet have some English ability, but the ones who work hard at it really stand out from the crowd.
我遇到的多数人都会点英语,但只有那些刻苦学习的人才鹤立鸡群,给我深刻印象。
This ran on an 'operating system' called DOS, produced by a then small company named Microsoft.
这种电脑采用了一种被称为磁盘操作系统(DOS)的工作程序,而这种程序是由当时规模不大的微软公司生产的。