单词	Crookes tube
释义	Crookes tube noun : a vacuum tube evacuated to a pressure of about .04 mm of mercury for demonstrating the properties of cathode rays Word History Etymology after Sir Wm. Crookes
随便看	askant askanter askantest askar askarel askari askaris askars asked asked (for) asked after asked around asked for askeletal asker askers askeses askesis askew askewer askewest askewness askewnesses askewwer askewwest

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。