Figure 6 illustrates a simple music Catalog category hierarchy with a single music product associated to two categories.

图6演示了一个简单的Music catalog类别层次结构，其中一个音乐作品与两个类别有关。

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I do not mean to suggest that happiness and health are synonymous with brilliance or genius, or excelling in athletics, music or any other single activity.

我并不是说健康快乐一定伴随才华、天赋或者体育、音乐或者其他什么活动方面的特长而来。

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They say different regions call for different approaches - some that charge for downloads, some that stream music for a single subscription price and some that are supported by advertising.

他们宣称不同的地方需要不同的策略，就像某些地区应该实行收费下载，某些地区可以实行一次订购批量下载音乐，某些地方则需要依靠广告收入。

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Next we will deal with what's the--arguably-- the single most important thing when we listen to any piece of music and that is its musical form.

接下来我们要处理一个有争议的问题,音乐作品中的最重要的部分是什么,那就是曲式

耶鲁公开课 - 聆听音乐课程节选

with a piece of popular music you get a single ethos, a single feeling,a single mood associated with the piece, and the piece will tend to be shorter.

在流行乐里，一首歌只表达一个中心思想，一种感觉，一种情绪，所以这首作品也就会短小一些。

耶鲁公开课 - 聆听音乐课程节选

Complicating matters is the fact that there may be multiple copyright owners on a single music video.

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Not a single music CD or Microsoft CD was produced during those weeks.

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They were joined by a battalion of women singing the now familiar Oh-oh-oh-oh-oh-oh lyrics while doing the matching hand flips and foot marching from the Single Ladies music video.

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