melody
/ˈmelədɪ/noun
(pl. -ies)
1- a sequence of single notes that is musically satisfying旋律：
he picked out an intricate melody on his guitar.
他用吉他一个音一个音地慢慢奏出复杂的旋律。
1.1
- mass noun such sequences of notes collectively曲调：
his great gift was for melody.
他的伟大天赋是曲调（感）。
1.2
- the principal part in harmonized music主旋律; 主曲：
we have the melody and bass of a song composed by Strozzi.
我们有斯特罗齐谱写的一首歌的主旋律和男低音部。
1.3
- mass noun sweet music; tunefulness悦耳的音乐; 悦耳, 和谐。
词源
Middle English （also in the sense 'sweet music'）： from Old French melodie, via late Latin from Greek melōidia, from melos 'song'.