leitmotif的复数形式怎么写

n.主乐调，乐旨...

The title of one of Dietrich's best-known songs could serve as the leitmotif for her life.黛德丽的一生可用她的一首名曲的名字来概括。Maybe greater inequality in pay is an unavoidable megatrend, a leitmotif for the 21 st century.也许薪酬差距进一步...

leitmotif的音标：leitmotif的英式发音音标为：['laɪtməʊti:f]leitmotif的美式发音音标为：['laɪtmoˌtif]...