A composer is a person who writes music, especially classical music.
英汉词典释义
n.
(尤指古典音乐)作曲家,创作者,作曲者
The composer expresses his sorrow in his music.这位作曲家用音乐表达他的悲伤。The composer set a sonnet to music.作曲家为一首十四行诗谱了曲。The composer’s works will always live on.这位作曲家的作品将永远留在人间。