英语词汇“sprague frank julian”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	sprague frank julian
释义	Sprague Frank Julian Sprague S0668500 (sprāg), Frank Julian 1857-1934. American engineer and inventor. He developed the first electric trolley system (1887) and made advances in electric elevator design.
随便看	wrong 'un wrong'un wrong value assigned to variable wrong way wrong-way risk wrong window wronskian wronskian determinant wronskian model wronski, jozef wronski, józef wronz wroot wrope wror wr/ord wros wr osebold wrotb wrotc wrote wrote a bum check wrote a check wrote away wrote bum checks

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Sprague Frank Julian