“主旋律”造句

主旋律由两支单簧管奏出。
The melodic line is carried by the two clarinets.

接着由长笛奏主旋律。
The melody is then taken up by the flutes.

电影音乐要想让人记住不难，因为它的主旋律贯穿影片始终。
Movie music can be made memorable because its themes are repeated throughout the film.