词汇 | ENIAC |
词根词缀 | 词源: acronym from "electronic numeral integrator and computer," device built 1946 at University of Pennsylvania by John W. Mauchly Jr., J. Presper Eckert Jr., and J.G. Brainerd. It cost $400,000, used 18,000 radio tubes, and was housed in a 30-foot-by-50-foot room. |
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英语词根词缀词典收录了31503条英语词根词缀词条,基本涵盖了全部常用英语词汇的词根、词缀及词根记忆法解析,是记忆英语词汇的必备工具。