这首歌的旋律编排得非常优美，让人忍不住跟着哼唱。

This song is arranged ___melodically so beautifully that you can't help but hum along.

鸟儿在清晨婉转歌唱，创造出悦耳的和声。

The birds sang ___melodically in the morning, creating a pleasant harmony.