单词	pteralium
释义	pteralium noun pte·​ra·​li·​um təˈrālēəm, teˈr- plural pteralia -ēə : a sclerite in the articular region of an insect's wing Word History Etymology New Latin, irregular from Greek pteron feather, wing
随便看	serendipity serene serened serenely sereneness serenenesses serener serenes sereness serenesses serenest Serengeti Plain serening serenities simple curve simple engine simple equation simple eye simple fraction simple fracture simple harmonic motion simple honors simple idea simple immersion simple interest

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