English中文EspañolFrançais
roller board and arms /ˈɹəʊlˌʌp ˈblaɪnd/ n

中文：滚轮板与连杆

中文 · 滚轮板与连杆Español · tablero de rodillos y brazosFrançais · abrégé et pilotes
Meaning：Group of trackers and rollers connecting the keys of a manual to the corresponding pallets.
▶ Start interactive picture-tap lesson

Found in these illustrated scenes（1）

Pipe Organ

‹ Browse all scenes