| 中文翻译与英英解释|  | n. 【建筑】大木(=breast-summer)。
 
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 | A bressummer, breastsummer, and summer beam (somier, sommier, sommer, somer, cross-somer, summer, summier,A Dictionary of the Old English Language summer-tree,1913 Webster or dorman, dormant tree) in a timber framed building, is a beam which carries a load. | 
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