单词	imaginary unit
释义	imaginary unit noun : the positive square root of minus 1 denoted by i or + √-1 Example Sentences Recent Examples on the Web The introduction of this one new non-real number — i, the imaginary unit — launched an entirely new mathematical world to explore. Quanta Magazine, 25 Oct. 2018 Word History First Known Use circa 1911, in the meaning defined above
随便看	besmooths besmudge besmudged besmudges besmudging besmuts besmutted besmutting besnowed besnowing besnows besoil besom besom moss besom pocket besomed besoming besoms besoothed besoothes besoothing besort besot besots besotted

英语词典包含469781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。