When an employee uses that spreadsheet subsequently, the virus can spread to another program, perhaps to a directory listing program that the employee keeps on the same floppy disk as the spreadsheet data files.

• 当某个雇员使用这个电子表格序时，病毒就又可能传播到另一个程序上，也许是传播到了另一个由该雇员保存的与电子表格程序存储在同一软盘上的目录列表程序上。