琴枕琴头部分与弦接触的部分空弦音的支撑受力部分一般有金属石墨骨头塑料材质上的区别
The part of the headstock that comes into contact with the strings and supports the sound of the empty strings usually has differences in material such as metal, graphite, bone, and plastic
以上为机器翻译结果，长、整句建议使用 人工翻译 。