| 摘要 |
A machine (1) for preparing a liquid food or beverage, having an outermost housing (15) with a face (12) bearing a user-interface (11) that comprises a selector wheel (31) which is user-rotatable for selecting at least one value for a parameter of a process to be carried out by such machine (1), wherein the selector wheel (31) has a generally circular peripheral portion that is rotatable through the housing face (12), the selector wheel (31) having an axis of rotation that is optionally located inside the housing (15), the selector wheel (31) being in particular generally perpendicular to the housing face (12). |
