The arrangement of different musical succession or arrangement.

【乐】旋律。

Musical sounds in agreeable succession or arrangement.

悦耳和谐的音调。

A poem suitable for singing.

适合咏唱的诗歌。

A melody is an arrangement of single notes in succession, serving to express a musical idea.

Melody 是由一连串音符组成，用以表现音乐概念。

Harmony names a combination of notes of different pitch produced at the same time to form a chord.

Harmony 是由高低不同的音符结合而成，同时奏出以产生和声。