首页  英汉  汉英  英英  词组  用法  例句  同义词  写作  俚语  缩写  词源  词根  法汉  德汉  日汉  俄汉  韩汉  西汉  意汉  泰汉  越汉

单词	betatron
释义	betatron noun be·​ta·​tron ˈbā-tə-ˌträn  : an accelerator in which electrons are propelled by the inductive action of a rapidly varying magnetic field Word History Etymology International Scientific Vocabulary First Known Use 1941, in the meaning defined above
随便看	provant provascular prove prove (to be) useful prove a point prove one's manhood prove one's mettle prove oneself prove out prove to be useful prove up prove useful provect provection proved proved out proveditor proveditores proveditors provedor provedore provedores provedors proven proven out

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。