INTRO The earliest computer storage was paper punch cards, and its close cousin, punched paper tape.

INTRO 最早的计算机存储是纸质穿孔卡，它的近亲是穿孔纸带。

Its main control program was stored on a whopping 62,500 punch cards, which is equivalent to roughly 5 megabytes of data.

它的主要控制程序存储在高达 62,500 张打孔卡上，相当于大约 5 兆字节的数据。