ridgepole
英 ['rɪdʒpəʊl] 美 ['rɪdʒ，pol]
n. 栋梁；房屋的栋木
但是在英文中也说不准，因为这是个量词，所以关于house、building、flat之类的都可以说一栋房子，一栋建筑、一栋公寓。
I knew a girl in Marysville who could walk the ridgepole of a roof.
在梅利斯维尔有一个女生可以在屋脊上走呢。
Secondly, the team of us engaged in education often talk about:"Cultivate the ridgepole for thestate" or" cultivate qualified persons".
我们搞教育工作的人常有挂在口头的话：“为国家培养栋梁之才” 或 说：“为国家培养合格人才” 。
After eight he stopped for a while to look at the sky through the window, and he saw two pensivebuzzards who were drying themselves in the sun on the ridgepole of the house next door.
过了8点，他停了停，透过窗户望望天空，见到隔壁屋脊上有两只闷闷不乐的秃鹰，正在太阳底下晒干身上的毛。
