1.fax machine 传真机

例句:Are you familiar with my fax machine?
你对我的传真机熟悉吗？

2.mobile network 移动网络

例句:Still, China's deployment of faster fourth-generation mobile network technology has created new business opportunities for Huawei.
不过，中国4G移动网络技术的推广给华为创造了新的业务机会。

3.information technology 信息技术

例句:Consumers in Europe are slow to pick up trends in the use of information technology.
欧洲消费者在辨别信息技术应用的潮流上表现迟缓。

4.spectrum auction 频谱拍卖

例句:The spectrum auction, which closed yesterday, and an earlier sale of third generation mobile spectrum that ended last month have netted India's exchequer$ 23bn.
昨日结束的4G频谱拍卖与上月结束的3G移动通信频谱拍卖，让印度政府净赚了230亿美元。