atonal

例句：

1. 1.The music is atonic, which means it's not in tune.
   音乐是不稳定的，也就是说它不和谐。
2. 2. The melody is atonic, which makes the song difficult to sing along with.
   旋律不稳定，这使得歌曲难以跟着唱。
3. 3.The rhythm of the dance is atonic, indicating that the steps are not always in sync.
   舞蹈的节奏不稳定，意味着步伐并不总是同步。