Buttress: Exterior support, usually of masonry, projecting from the face of a wall and serving to strengthen it or resist outwardthrust from an arch or roof.
扶垛:建筑中,自墙面凸出的砖石砌体,用以加固墙身或抵抗由拱或屋顶所产生的横向推力。
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ROMANESQUE_VAULTING_DESC; Romanesque churches sustained massive barrel vaults, requiring the reinforcement of the load-bearing walls in order to parry the lateral outwardthrust.