They may have sent out a virus-laden e-mail. Or someone may have trolled the couple's neighborhood and snatched data out of the sky as residents tapped into bank accounts via a wireless network.
可能是通过含病毒邮件，要么是找到他们家附近从电波中截取有用的信息，因为这一带的居民是无线上网的。
2
It is the network and the databank technology union product.
它是网络和数据库技术的结合产物。
3
It involves the planning of network, the safe disposition of server, the installation test of databank, etc.