The knob controlling a stop on an organ or harpsichord.
（管风琴或大键琴的）音钮，音栓
Example sentencesExamples
With Opus 25, sliding stop knobs were abandoned in favor of pairs of mutually canceling conventional draw knobs.
It includes keyboards, a pedalboard, stop knobs, and other devices required to control the sound of the instrument.
You've no doubt been struck by the great number of stop knobs you saw in the photograph, and it is an impressive sight.
The slides are stuck, and few of the stop knobs will draw.
On both sides of the keyboard-left and right-there are stop knobs to change the tone, coupler knobs to combine the keyboards, and other knobs which operate other attachments.
Definition of stop knob in US English:
stop knob
noun
The knob controlling a stop on an organ or harpsichord.
（管风琴或大键琴的）音钮，音栓
Example sentencesExamples
With Opus 25, sliding stop knobs were abandoned in favor of pairs of mutually canceling conventional draw knobs.
It includes keyboards, a pedalboard, stop knobs, and other devices required to control the sound of the instrument.
On both sides of the keyboard-left and right-there are stop knobs to change the tone, coupler knobs to combine the keyboards, and other knobs which operate other attachments.
You've no doubt been struck by the great number of stop knobs you saw in the photograph, and it is an impressive sight.
The slides are stuck, and few of the stop knobs will draw.