After understanding the opera libretto and music, only then we can accurately express its meaning well, and also can seek in the play performance to a more reasonable way.

只有对歌剧的剧本，音乐有深刻的理解，才能很好地准确表达其含义，也才能在戏剧的表现上寻找到更为合理的方式。

youdao

In 1997 she collaborated with Philip Glass for the second time, providing the libretto for the opera "the Marriages Between Zones Three, Four and Five" which premiered in Heidelberg, Germany in May.

1997年她与飞利浦格拉斯第二次合作，为五月份首次在德国海德堡公演的歌剧《第三，四，五区域间的联姻》创作了歌词。

youdao

The loose and obscure structure of this opera comes from the structure of libretto.

本剧音乐的结构松散模糊，它真正的结构力主要来自于文学脚本本身。

youdao

This was supposed to be the libretto for an opera.

这押韵版的《失乐园》本来是用作歌剧剧本的。

耶鲁公开课 - 弥尔顿课程节选

Then one day I received his telegram, which was like an opera libretto, just as theatrical, as dangerously childish and false, as everything he had said and written to others twenty years before .

NPR: Excerpt: 'Esther's Inheritance'

It consists of poetry (often the briefest of fragments), a selection of essays, including several about authors from classical antiquity, and even the libretto of an opera.

ECONOMIST: New verse

So I don't think it was unusual for Bartok to pick a revisionist rendition of a dark and terror-filled fairy tale as the libretto for his first and only opera, Duke Bluebeard's Castle.

NPR: Breaking Through to Bartok