fractionKK [ˋfrækʃən] /ˈfɹækʃən/名詞1一小部分、些微、少許Only a small fraction of the audience stayed until the end.只有一小部分觀眾留到最後。2分數數學The students learned to add and subtract fractions today.學生今天學了分數的加法和減法。3餾分、組分化學Each fraction is collected at a different boiling point.每個餾分都在不同的沸點下收集。