英语词汇“principal rafter”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	principal rafter
释义	principal rafter noun : one of the upper diagonal members of a roof truss supporting the purlins and common rafters or those joints to which the roof boarding is secured — see roof illustration
随便看	migratory locust migratory thrush migrule migs miguelet MIH mihrab mikado mikado mikado brown mikado orange mikado yellow G mikania mikasuki mike mike mike fright mikir mikra mikvah mikveh mil mil milacre miladi

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