n.[数]分数；一小部分，些微；不相连的一块，片段；[化]分馏 变形： 复数：fractions 双语释义：n.(名词)[C]小部分,一点儿 a very small piece or amount[C]分数 a division or part of a whole number英英释义： fraction[ 'frækʃən ]n.a component of a mixture that has been separated by a fractional processa small part o