bamboo flute; CL:管[guan3]

membrane which covers a hole in a flute and produces a buzzing tone

René Descartes (1596–1650), French philosopher, mathematician and scientist

René Descartes (1596-1650) French philosopher

Girard Desargues (1591–1661), French geometer

siren

(Western) concert flute

steam whistle; ship horn

bagpipes

to hoot; to whistle