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(1)科學(xué)(研究)(systematic study of the nature and behavior of the material and knowledge based on observation and experiments)[U]：love/study～愛/學(xué)科學(xué);apply～to sth 把科學(xué)應(yīng)用于……;knowledge of～科學(xué)知識(shí);the research/discovery in～科學(xué)方面的研究/發(fā)現(xiàn);S～demands that theories must be tested by careful experiment and calculation. 科學(xué)要求理論必須經(jīng)得起細(xì)心實(shí)驗(yàn)和精確計(jì)算的考驗(yàn)。a～book/project 一本科學(xué)書籍/一個(gè)科學(xué)項(xiàng)目;～fiction科幻小說(電影);

(2)(一門)科學(xué)，學(xué)科(any particular branch of such knowledge)[C，U]：the～of genetics/history/cooking 遺傳/歷史/烹飪學(xué);social/natural/applied～s 社會(huì)/自然/應(yīng)用科學(xué);Which～does he study? 他在研究哪一科? 〖同〗knowledge;

(3)自然科學(xué)(knowledge so obtained or the practice of obtaining it)[U]：He is interested in～. 他對(duì)理科很感興趣。a～textbook/teacher/subject 理科教材/理科教師/理科;

(4)專門的技巧(術(shù))(skill or technique)[C，U]：the～of boxing 拳術(shù);In this game，～is more important than strength. 在這種比賽中，技巧比力量更重要。We have the procedure down to a～. 我們已經(jīng)熟練地掌握了這個(gè)程序?！纪絫echnique，skill;

→′scientist n 科學(xué)家;?scien′tific adj科學(xué)的