The most important function of arias in opera seria is not to figure a role but to express emotion.

咏叹调的这些风格特征反映了正歌剧传达悲剧精神，表达情感的戏剧观念。

The Baroque opera stages were permeated with the mythology, legend and magic of Italian opera seria.

巴洛克时期的歌剧舞台为意大利正歌剧的神话、传说和奇幻内容所弥漫。

The convoluted plots and the conventions of the opera seria style, with their long da capo (repeat) arias, were thought to make them unperformable.

复杂的情节，正剧风格的架构，加上大段大段的咏叹调，这一切使得这些歌剧难以编排。