Arithmetic number
[计] 算术数
🧩 词语组成解析
🗣️ 情景例句
He's coming over to talk about it.
他就是要来谈这个问题。
He washes dresses every day.
他每天都洗衣服。
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。