单词	versin
释义	versin /ˈvəːsɪn / /ˈvəːsʌɪn/ (also versine) noun Mathematics Another term for versed sine.The versine is related to the sine by the formula versin x = 1-cos x.... He also introduced the versine into trigonometry. Origin Early 19th century: abbreviation.
随便看	non-slaveholding non-slip non-slipping non-smoker non-smoking non-socialist non-society non-solid colour non-soluble non-solvency non-solvent non-speak nonspeaking non-speaks non-specialist nonspecie non-specific non-specificity non-specific urethritis non-speech non-spiritual nonstaining non-standard non-starter non-state actor

英语词典包含243303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。