Architecture 【建筑】
a building or part of a building, especially a portico, that has four pillars
四柱式结构。
(of a building or part of a building) having four pillars
（建筑或建筑的某部分）有四根柱的, 四柱式的。
词源
early 18th cent.: via Latin from Greek tetrastulos, from tetra- 'four' + stulos 'column'.