fractions造句
The students had a grasp of decimals, percentages and
fractions.
学生们掌握了小数、百分数和分数。
Continuous data can be expressed in either
fractions or whole numbers.
连数资料可以用分数表示,也可以用整数表示.
Erodible soil
fractions are usually dislodged from projections and trapped in depression.
可冲蚀土壤部分经常从凸出物剥蚀并降落于洼地.