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	do up brown doupe doupioni douppioni douq dour doura doura europus dourah dourer dourest dourine douris dourlens technique industrie services dourly dourness douro douro (river) douro river douroucouli douroucoulis dours location véhicule industriels do us a bad turn do us a disservice do us a favor

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

Sprague Frank Julian