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	Napier's bones
释义	Napier's bones noun Na·​pi·​er's bones ˈnā-pē-ərz-  : a set of graduated rods (as of wood or bone) invented by John Napier and used for multiplication and division based on the principles of logarithms Word History First Known Use 1646, in the meaning defined above
随便看	hedge school hedge sparrow hedge violet hedge willow hedge-priest hedge-sparrow egg hedgebetty hedgebills hedgebote hedged hedged (in) hedged against hedged in hedgehog hedgehog cactus hedgehog caterpillar hedgehog cereus hedgehog fish hedgehog fruit hedgehog fungus hedgehog gourd hedgehog grass hedgehog medic hedgehog mushroom hedgehog parsley

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。