英语词汇portal frame怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	portal frame
释义	portal frame noun Engineering a rigid structural frame consisting essentially of two uprights connected at the top by a third member 【工程】门框。
随便看	quoining quoit quoits quokka quoll quondam Quonset quorate Quorn quorum quota quotability quotable quota sample quota sampling quotation quotation mark quote quotes quote someone/thing as quote someone/thing at/as quote - unquote quoth quotidian quotient

英汉双解词典包含131075条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。