double-bass detail倍低音提琴
Super Double - Bass超低弦
Super Double-Bass超低弦
Three stringed double-bass三弦低音提琴
Erik Robaard - Double bass低音大提琴
Five-stringed double bass五弦低音提琴
In China, more and more people are concerned about learning and double bass.
在我国,越来越多的人学习和关注低音提琴。
参考来源 - 论低音提琴双指合并揉弦N-VAR（有变体名词） A double bass is the largest instrument in the violin family. 低音提琴