Er-hu is a two-stringed bowed instrument with a tone similar to a western violin, yet more soulful and expressive. While the violin is played horizontally, the er-hu is played vertically.

• 二胡是一件两根弦的弓弦乐器，音色接近小提琴，不过更有灵魂和表现力。小提琴是横着拉的，二胡竖着拉