엔진이나 펌프 내에서 액체 또는 기체의 압력을 받아 왕복 운동을 하는 원통형 부품
A disk or short cylinder fitting closely within a tube in which it moves up and down against a liquid or gas, used in an engine to derive motion or in a pump to impart motion.
예문:
"The mechanic replaced the worn-out piston to restore the engine's compression."
"In a steam engine, the piston is driven back and forth by high-pressure steam."
금관 악기에서 음의 높낮이를 조절하기 위해 누르는 펌프식 밸브 장치
A valve in a brass musical instrument that is depressed to change the length of the air column and alter the pitch of a note.
예문:
"The trumpet player oiled the pistons to ensure they moved smoothly during the performance."
"A standard tuba usually features three or four pistons to control the notes."
미국 속어로 트롬본을 이르는 말
A slang term used primarily in the United States to refer to a trombone.
예문:
"He picked up his piston and started playing a soulful jazz melody."
"The brass section was led by a talented musician on the piston."