It's hard telling customers that you can't meet a commitment because someone accidentally threw out what you'd archived on eight-inch diskettes (those really were floppy).
很难告诉客户，因为有人不小心弄丢了8吋盘上的存档(那可是真正的软盘)，因而无法兑现承诺。
2
In 1972, IBM introduced flexible diskettes as a medium for loading programs into mainframe computers. Because the disks were so flexible, they were nicknamed floppy disks.