horizontal beam的用法和樣例：
例句
- The horizontal beam that forms the upper member of a window or door frame and supports the structure above it.
(門窗的)過梁構成門窗上部框架的平行梁木，並支持上面的構架 - The horizontal beam on a cross or gallows.
橫樑十字架或絞架上的水平橫樑 - A horizontal beam, as of steel or wood, used as a main support for a building or bridge.
大梁一水平的鐵制或木製的桁條，用來作為建築物或橋樑的主要支撐物
