ridgepole是什么意思_ridgepole怎么读_音标'rɪdʒpəʊl

ridgepole是什么意思音标:英 ['rɪdʒpəʊl]美 ['rɪdʒˌpoʊl]

n. 横梁

n 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