垃圾邮件正如其常见性和广泛性一样，往往是个非常非常大的问题。
And spam, as common and pervasive as it is, is a very, very significant problem.
该系统在使用中具有广泛性、高效性、使用方便性和可扩展性。
This system has universality, expedience to use, and expansibility in practice.
本设计就是利用了电话线网的广泛性和安全性。
The design makes use of the universality and the safety of the telephone line.
网络特有的广泛性和交互性是传统媒体不可企及的。
The extensiveness and interactive of network is can't reach by traditional media.
网络特有的广泛性和交互性是传统媒体不可企及的。
The extensiveness and interactive of network is can't reach by traditional media.
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