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).

我格鲁美国民歌和提琴曲中都会遇到四种，它分别是艾奥利（大音阶）、米索利地、多里和伊奥尼（自然小音阶）。