单词	copyleft
释义	copyleftcop‧y‧left /ˌkɒpiˈleft $ ˌkɑː-/ noun [uncountable] the practice of making something such as software freely available and able to be used and changed
随便看	knockoff knock-on knockout knock-up knoll knot knotted knotty know know-all know-how knowing knowingly know-it-all knowledge knowledgeable knowledgeably Knowles, Beyoncé known Knox, John knuckle knuckle-dragger knuckle-duster knucklehead KO

英语词典包含52748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。