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	akashic akashic record akathisia Akawaio Akbar, Jalaludin Muhammad AKC ake akeake ake-ake ake ake akebia akee Akela akelat aketon Akhal-Teke Akhal-Tekke akhara Akhenaten Akhenaton Akhetaten Akhmatova, Anna akhoond akhund akhwand

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