Mainframes
n. （大型电脑的）主机, 中央处理机（mainframe的复数形式）
🗣️ 情景例句
We are quite interested in the joint venture.
我们对合资经营很感兴趣。
The man who makes no mistakes does not usually make anything.
不犯错误的人往往也就是无所作为的人。
We look forward to your visit.
期待您的光临。