传统乐器是指源自传统文化的乐器，在不同的地区有不同的传统乐器。下面是一些常见的传统乐器的英文表达：
二胡：erhu (a Chinese string instrument with a viopn-pke body and two strings)
古筝：guzheng (a Chinese plucked string instrument with a zither-pke body and 21 or more strings)
古琴：guqin (a Chinese seven-string plucked musical instrument)
古典吉他：classical guitar (a guitar with a narrow waist and a deep sound box, typically with six strings played with the fingers or a pick)
尺八：shakuhachi (a Japanese end-blown flute traditionally made of bamboo)
印度拉加曼提琴：sitar (a stringed instrument of the lute family, played with a plectrum and having a long, fretted neck and a gourd-shaped body)
印度手鼓：tabla (a pair of small hand drums that are played in traditional Indian music)
萨克斯风：saxophone (a wind instrument with a single-reed mouthpiece and a conical metal body, played with a keyed keyboard)
这些传统乐器都是独特的文化遗产，并在当地的音乐传统中扮演着重要的角色。