电报、电话和无线电显然是互联网、iPods 和移动电话的前身。
The telegraph, the telephone, and radio were the obvious predecessors of the Internet, iPods, and mobile phones.
1969年的10月29日，首次计算机对计算机的联接通过当今互联网的前身——ARPANET建立。
October 29, 1969, the first-ever computer-to-computer link is established on ARPANET, the precursor to the Internet.
得到这台PC以后，Katz立即开始在上面编写程序，将他大部分的空闲时间花在电子布告栏系统(BBS)上面，那是互联网的前身。
Once he got the PC, Katz started writing programs, spending most of his free time on electronic bulletin board services, the precursors of the Internet.
应用推荐