upfloor

词形变化

upfloors 复数 upfloors

释义与例句

n.
  1. 1.

    An upper storey, especially a gallery or arcade above the arches of the nave, choir, and transepts of a church.

    建筑

词源

From Middle English upflor, from Old English upflōr, equivalent to up- + floor.

来源：wiktionary