我们已经引出了大和弦和小和弦的概念，那么我要问你们。

We've got this idea of major chords and minor chords so let me ask you this.

youdao

我们已经引出了大和弦和小和弦的概念，那么我要问你们。

We've got this idea of major chords and minor chords so let me ask you this.

youdao