搜尋結果
swell box
- IPA[ˈswel ˌbäks]
- a part of a large organ in which some of the pipes are enclosed, with a movable shutter for controlling the sound level.
noun: swell box, plural noun: swell boxes
- 更多解釋
- a part of a large organ in which some of the pipes are enclosed, with a movable shutter for ...
Oxford Dictionary