Retrography
[医] 反写
🗣️ 情景例句
and for the furniture needed,
和购买必需家俱，
Has this seat number started boarding?
这个座位号已开始登机了吗？
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。