问一下"古筝"和"二胡"用英语怎么说??

古筝 Gu Zheng(zither-like 21-stringed or 25-stringed plucked musical instrument)

二胡 Erhu
例:

The leading erhu innovator of modern times is Liu Tianhua, who composed 10, mostly excellent, pieces of music for the erhu.
本世纪最著名的二胡改革者是刘天华先生，他创作了10首二胡曲，几乎首首精美。

相关资料:
http://en.wikipedia.org/wiki/Guzheng

zither

n.
筝, 齐特琴, 扁琴

二胡
two-stringed Chinese fiddle

古筝" ancient zither
"二胡" Erhu

古筝：Chinese zither
二胡：urheen

The same as yours!

古筝：Chinese zither
二胡：urheen