a stringed instrument that has triangular body and three strings
balalaika详细解释
bal.a.lai.ka n.Music （名词）【音乐】 A Russian instrument with a triangular body and three strings that produces sounds similar to those of a mandolin.巴拉莱卡琴：一种三角形俄国乐器，有三根弦，发出类似于曼陀林琴的声音 来源：Russian balalaka 俄语 balalaka [of Turkic origin] [起源于土耳其语的]
