单词	hodograph
释义	hodograph noun ho·​do·​graph ˈhädəˌgraf, ˈhōd-, -rȧf : a path described by the extremity of a vector drawn from a fixed origin and representing the linear velocity of a moving point hodographic ¦⸗⸗¦grafik adjective Word History Etymology Greek hodos path + English -graph
随便看	prasinous prasoid prat pratal prate prated prater praters prates pratfall pratfalls pratie praties pratimoksha Pratincola pratincole pratincoles pratincoline pratincolous prating pratingly pratings pratique pratiques Prato

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