xiǎo​diào

folk song

小调 (小調) xiǎo​diào
folk song noun
xiaodiao, a traditional Chinese folk song genre

This Jiangnan ditty sounds very beautiful.

minor key noun
a musical key based on a minor scale

This piece is composed in A minor and sounds a bit sad.

Frequency

Movie subtitles
1.34 per million appears in 1% of films
Written text
1.24 per million

Sources

Definitions
CC-CEDICT