While most hardware vendors offer a choice of mobile broadband options, Apple continues to offer none, which is disappointing for a system so clearly meant for life away from home and office.

虽然大部分硬件销售商提供移动宽带的选择，但是苹果继续没有提供，对于一个如此清晰地意味着要在远离家庭和办公室生活中使用的系统来说这是一个遗憾。

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A 4g system provides mobile ultra-broadband Internet access, for example to laptops with USB wireless modems, to smartphones, and to other mobile devices.

4g系统提供移动宽带互联网接入，例如与usb无线调制解调器，笔记本电脑，智能手机和其他移动设备。

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This dissertation introduces IEEE Std 802.16a and broadband wireless systems(BWS), Mobile E-business system infrastructure development based on IEEE 802.16A for BMAN is introduced too.

文章首先介绍了IEEE 802.16a协议和无线宽带城域网系统结构，并对基于此协议的无线宽带城域网络移动电子商务系统结构进行了研究。

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In effect White Spaces look like a new broadband mobile system.

FORBES: Why Google and Microsoft Are Competing for the Airwaves (And What It Says About Opportunity)