| 摘要 |
An article of furniture includes a base, an intermediate member positioned above the base, a top member positioned above the intermediate member, and an adjustability mechanism that is attached to the base, the intermediate member, and the top member such that the intermediate member and the top member are each moveable relative to the base and such that the intermediate member is moveable relative to the top member and the top member is moveable relative to the intermediate member. |
