二胡的琴杆约80厘米长，用二个弦在其表面固定。

There is a slim neck about 80 centimeters, on the surface of which two strings are fixed.

youdao

阮的外形很简单，由琴头、琴杆和琴身三个部分组成。

Ruan form is very simple, from the first Qin, and Kum Kum-body composed of three parts.

youdao

阮的外形很简单，由琴头、琴杆和琴身三个部分组成。

Ruan form is very simple, from the first Qin, and Kum Kum-body composed of three parts.

youdao