The four modes that we meet up with both in Anglo-American folk song and fiddle tunes are the Ionian (major scale), Mixolydian, Dorian, and Aeolian (natural minor scale).

我们在盎格鲁美国民歌曲中都会遇到四种，它们分别是艾奥利安（音阶）、米索利地安、多里安伊奥尼安（自然小音阶）。