自从1980年，大型机的称呼就这么叫响了，大型机得此名是因为它的处理器最初是坐落在一个巨大的金属框中，作为数据处理的中心。
Until the 1980s mainframes, so called because the processing unit was originally housed in a huge metal frame, ruled supreme in corporate data centres.
数据处理机，数据处理器：一种执行对数据的操作的设备，如计算器或计算机。
Computer Science a device, such as a calculator or computer, that performs operations on data.
数据处理机，数据处理器：一种执行对数据的操作的设备，如计算器或计算机。
Computer Science a device, such as a calculator or computer, that performs operations on data.
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