短语词组短语Fret Noise 琴品噪音;急促的噪声blind fret 盲纺fret lead 嵌彩色玻璃的窗铅条骨架;烦躁fret about 为……懊恼;为……烦恼fret sawjigsaw 线锯FRET technique FRET 技术fret fret 烦恼sea fret 海雾fret over 为…着急 返回 fret