三弦琴

例句：

1. 1. The Sanxianqin is a traditional Chinese musical instrument.
   三弦琴是中国传统的乐器。
2. 2. The Sanxianqin has been played for centuries in China.
   三弦琴在中国已经演奏了几个世纪了。
3. 3. In the past, people often used to play the Sanxianqin at weddings and celebrations.
   过去，人们常常在婚礼和庆祝活动中演奏三弦琴。