基本解释adj. 用椽建筑的，椽在天花板上暴露的 v. 装椽于（rafter的过去分词）同根派生 英汉例句The big rafter is visible in this room.这间屋子粗大的椽子可以看得见。词组短语短语raftered roof 椽架屋顶英英字典柯林斯英英字典 Rafters are the sloping pieces of wood that support a roof. 专业释义土木建筑工程椽条椽子