It is a technically demanding piece of music to play.

演奏这一段音乐需要有很高的技艺。

《牛津词典》

Practicing a piece of music for four hours requires focused attention, but it is nowhere near as cognitively demanding as a sleepover with 14-year-old girls.

练习一段音乐4个小时需要集中注意力，但它远不及一个在外过夜的14岁女孩对认知的要求。

youdao

It was a charming piece of music.

那是一段迷人的音乐。

《牛津词典》

In nineteen forty-two, orchestra conductor Andre Kostelanitz asked composer Aaron Copland to write a piece of music about Abraham Lincoln.

VOA: special.2011.02.07

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

Now, we're going to listen to a piece of music here from the tradition of classical India and I thought we might have a sitar player in here.

现在,我们要听一段,传统的印度古典音乐,我原以为我们能请来一位锡塔尔琴手

耶鲁公开课 - 聆听音乐课程节选

So every time we see a piece of music, there is a little difference.

WSJ: Maurizio Pollini: Not as Others See Him | Cultural Conversation by David Mermelstein

Lippa had initially been approached to contribute a short piece of music for the anniversary.

WSJ: Andrew Lippa to unveil new Harvey Milk songs

In an obscure northwest corner of Alabama, a little-known piece of music history is up for sale.

NPR: The Legendary Muscle Shoals Sound