Aún no tenemos significados para "burble happily".
1She flew along a rushing river, the water burbling happily over boulders of various sizes.
2The sound of the small stream burbling happily underneath the bridge upon which she stood calmed her.
3After all, people had already gathered downstairs-shecould hear them burbling happily in the parlor and on the lawn.
4"Mother, did you see me?" he burbled happily.