Singing in tune, or singing accuracy, is a construct dependent on genre, key selection, singers’ ranges, and listener expectations. But across genres, singers are expected to sing in tune with them...

中文翻译：

---

在生日快乐中定义“快乐”：歌唱准确度基于范围和音程的构造

唱中调或歌唱准确度是一种依赖于流派、音调选择、歌手音域和听众期望的结构。但在不同流派中，歌手们都希望能与他们合唱……