根据短文意思和首字母提示，写出一个完整正确的单词。

Erhu is one of the most important Chinese instruments. It has a history of o1,000 years. It is said that Erhu did not get its name u the late Qing Dynasty. It has been improved gradually since it appeared. It is also cthe Chinese violin because its tone is as soft and bright as the violin's. There are many wpieces of music played by Erhu, such as The Moon Reflected on the Er-quan Spring. You can go and ethe charm of them. I hope you'll love them.