Apple even submitted the protocol to the Internet Engineering Task Force (IETF) for consideration as a universal standard.

苹果公司甚至还将该协议提交给互联网工程任务组(IETF)作为通用标准的候选。

youdao

Since Apple does not own or control any music itself, it must license the rights to distribute music from others, primarily the “bigfour” music companies: Universal, Sony BMG, Warner and EMI.

因为苹果并不拥有和能够控制任何音乐本身，它必须遵守协议规定的权利去分销这些属于其它版权所有者的音乐，所有者主要就是“四大”唱片公司：环球、索尼BMG，华纳和EMI。

youdao

Since Apple does not own or control any music itself, it must license the rights to distribute music from others, primarily the "big four" music companies: Universal, Sony BMG, Warner and EMI.

因为苹果并不拥有和能够控制任何音乐本身，它必须遵守协议规定的权利去分销这些属于其它版权所有者的音乐，所有者主要就是“四大”唱片公司：环球、索尼bmg，华纳和EMI。

youdao

Le's just hope Universal and Apple make nice sooner rather than later, because the absence of a major label from iTunes certainly isn't gonna do anything to turn us into a nation of taggers.

ENGADGET: HD Radio rolls out iTunes tagging

The explanation here is that trademarks are not universal: consider Apple itself.

FORBES: Links 3 Nov: Apple's Latest Trademark Woes And Losing The iPhone Name In Mexico

The reverence for Apple is universal, but is it just lip service?

FORBES: What Snuffs Out The Brand Torch's Flame?