Singing is an art of expressing human feelings and thoughts with tuneful songs.

　　歌唱是用優美動人的歌聲表達人們思想感情的藝術。

　　The first tack on their album is surprisingly tuneful.

　　他們唱片上的第一首樂曲的音調是驚人地優美。

　　To my amazement, the music he plays out sounds both tuneful and vigorous.

　　令我大吃一驚的是，他彈琴的聲音即有規律又穩健。

　　Of, relating to, or containing a pleasing succession of sounds; tuneful.

　　音調悅耳的，有連續的悅耳音響的，與其有關的；

　　Her voice floated upward with the sweet summer air, very tuneful, charged with a sort of happy melancholy.

　　歌聲伴著夏日甜美的空氣飄上來，動聽得很，帶著種幸福的憂郁。