Improper fraction假分数;可约分数;真分数
unit fraction单位分数;[数] 单分数;位分
Egyptian fraction古埃及分数
Active fraction活性部位;有效部位;有效部分
Fraction Stittles分数小人;分数君子
weight fraction重量百分率;重量分数;重量分率
colloid fraction胶体率;胶体分量;分量
size fraction[冶] 粒级;[冶] 粒度级份额;颗粒组;粒级
Packing fraction充填章;聚集率;敛集系数;[核] 敛集率
N-COUNT（可数名词） A fraction of something is a tiny amount or proportion of it. 少量
She hesitated for a fraction of a second before responding.
她犹豫了一下才回应。
N-COUNT（可数名词） A fraction is a number that can be expressed as a proportion of two whole numbers. For example, 1/2 and 1/3 are both fractions. 分数
The students had a grasp of decimals, percentages and fractions.
学生们掌握了小数、百分数和分数。