英语词汇“keystone joist”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	keystone joist
释义	keystone joist a reinforced-concrete joist with sloping sides and the top wider than the bottom.
随便看	sayest saying sayonara Sayreville says Say's law say-so Sayville sayyid Sayão Sazerac Saïs Saône Saône-et-Loire Sb sb. S.B. s.b. SBA SbE SBIC SBLI 'sblood SBN SbW

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