abstract
教育科學(xué)

        1.用作動詞,意為“提煉;引出”?！琁ron and steel workers abstract crude iron from iron ore and make steel from crude iron.鋼鐵工人們從鐵礦石中提煉生鐵,然后再把生鐵煉成鋼。2.用作名詞,意為“(文章、書籍等的)摘要”?！琓his is the abstract of Shakespe......（本文共 247 字）     [閱讀本文] >>