1 文書を見つけるための辞書。

• ridgepole, rooftree, ridge
• 棟, 棟木
• a beam laid along the edge where two sloping sides of a roof meet at the top; provides an attachment for the upper ends of rafters
• 屋根の2つの傾斜が一番上でぶつかるへりに沿って敷設された梁