The Chinese word for banjo is
班卓琴

bān zhuō qín

banjo

Chinese Definition

banjo
1. 班卓琴
Components
班
1. group; party; class
2. (military) squad
3. shift; work shift
4. Alternative form of 斑 (spotted; striped)
班固 - Ban Gu (historian)
5. usage. (sense, military) Under the National Revolutionary Army, a platoon (排) was composed of three squads. With the infantry, the infantry squad would be composed of 14 soldiers, of 10 riflemen, and one li
卓
1. tall and erect
2. outstanding; profound; brilliant; lofty
琴
1. (musical instrument) qin (“Chinese zithers”), referring to any of several traditional Chinese musical instruments, most famously the guqin
2. (musical instrument) collective name for certain musical instruments, usually of string or keyboard types, such as piano, organ, violin, cello, huqin, accordion, harmonica, etc.
3. (musical instrument, specifically) piano (attn, zh, just Hong Kong?)
4. (Cantonese) yesterday