弦 - bowstring, chord, hypotenuse

music for strings; string music

string instrument; stringed instrument

bowstring

orchestral music

orchestra

qin (7-stringed Chinese zither); guqin; seven-stringed koto

chordophone

wind and string instruments

string-crossing (violin, cello, etc.)

chamber orchestra

Chinese and Japanese poetry and instrumental music; poetry and music; literature and music

sine wave