英语词汇“double header”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	double header
释义	DictionarySeedoubleheader Double header Double header A structural member made by nailing or bolting two or more timbers together for use where extra strength is required, as in the opening around stairs. double header double header A header joist made of two pieces of lumber, fixed together by bolts or nails, to provide greater strength than a single piece.
随便看	streptococcus phages streptococcus pneumoniae streptococcus porcinus streptococcus pyogenes streptococcus salivarius streptococcus sanguis streptococcus suis streptococcus tonsilitis streptococcus vaccine streptococcus viridans streptococus streptocolysin streptocuccus streptodermatitis streptodornase streptofuranose streptogenin streptogramin streptogramins streptokinase streptokinase-streptodornase streptolysin streptolysin o streptolysin s streptomyces

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Double header