Friendship is a song on the heart, a sweet melody; a good friend in my heart, is a sweet and beautiful.

友情放在心上，是一曲甜蜜的旋律；好朋友记在心头，是一份温馨的美丽。

youdao

There was even a wonderful folksy interlude mid-meal, when a group of men in the queue burst into an a cappella song, and then gave the stage to an accordionist, who played a sweet, sad melody.

更美妙的是还有餐间风情表演，一排男歌手突然爆发出无伴奏合唱，然后是手风琴独奏，表演者演奏了一首甜美而忧伤的乐曲。

youdao

Dai's folk music is well-liked by people for its sweet melody, lively rhythm, emotional and gentle sense, just like pure pearls falling into a Jude plate.

傣族的音乐旋律舒缓悠扬，节奏明快，以抒情见长，以柔美取胜，细腻委婉，恰似一串丽珠落玉盘。

youdao

The two musicians played as one, riffing off each other and producing a mesmerizing mix of sweet, gentle melody, pentatonic harmony and seductive rhythms.

WSJ: The First Sounds of Spring | Savannah Music Festival | By Barrymore Laurence Scherer

The strings, floating high and sweet, weave a long-lined melody, eventually making way for the soprano's entrance.

NPR: Richard Strauss: Perfecting the Swan Song

After a few minutes, he seems to realize this, and begins the super-sweet melody almost sheepishly, as if he's apologizing for getting so carried away.

NPR: James Booker: Making the Insipid Sublime