单词	perigon
释义	perigon noun peri·​gon ˈperəˌgän plural -s : an angle obtained by rotating a half line in the same plane once around the point from which it extends Word History Etymology peri- + -gon
随便看	alcaid alcaide alcaides alcalde alcaldes Alcalá de Henares alcamine Alcamo alcanna alcarraza alcarrazas alcas alcatras alcatrases Alcatraz alcayde alcaydes alcazar alcazars alceae alceas alcedi Alcedinidae alcedinidaes Alcedo

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