单词	Lenard rays
释义	Lenard rays plural noun Le·​nard rays ˈlāˌnärt-, ləˈnärd- : a mixture of cathode rays that have emerged from a vacuum tube into the outside space through a window consisting of a piece of thin metal foil and rays emitted by the foil as a result of the incidence of the cathode rays Word History Etymology after Philipp Lenard †1947 German physicist
随便看	brace in brace key brace molding brace pendant brace root brace to brace up brace wrench brace yourself braced braced arch braced frame braced framing bracelet bracelet watch bracelet wood braceleted bracelets bracemate bracer bracero braceros bracers braces brach

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。