Ubuntu's approach has attacked two issues that have troubled Linux distributions for some time: functionality and usability.

Ubuntu 方法攻克了两个困扰了 Linux 发行版一段时间的问题：功能性和可用性。

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Supplementary requirements are usually technical in nature and can pertain to functionality, usability, reliability, performance, and supportability.

补充需求实际上通常是技术方面的，并且可以是关联于功能、可用性、可靠性、性能以及可支持性。

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Most importantly, the interoperability among these extensions is significant, providing additional functionality, like swapping formats to extend usability, W3C's XPath, and more, across the board.

最重要的是，这些扩展之间具有很强的互操作性，因而提供了更多的功能，比如通过交换格式来扩展可用性、W3C XPath、以及更多全面的功能。

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"At Option, we have a long standing relationship with Qualcomm in providing innovative 3G, 4G LTE and WLAN connectivity solutions with enhanced performance, functionality and usability, " said Bernard Schaballie, general manager, embedded solutions, Option.

ENGADGET: Qualcomm's fifth gen Gobi unveiled, supports a Lollapalooza of LTE, 2G / 3G bands

And that's becoming quite a challenge for a lot of consumers that want functionality, want some features, but, at the end of the day, want easy access and usability to be able to use a product that they buy without having to read an owners manual three and four times.

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