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1·She taught me fractions and counting.

他教我分数和计算。《柯林斯英汉双解大词典》

2·The students had a grasp of decimals, percentages and fractions.

学生们掌握了小数、百分数和分数。《柯林斯英汉双解大词典》

3·He was so clever; he could reckon fractions in his head.

他是那么聪明；他能心算分数。

4·You do fractions, then you do decimals.

你先学习分数，然后，学习小数。

5·Mole fractions or ratio, but it's got units.

摩尔分数或比率，但它是有单位的。

6·yB So in the gas phase, we've got mole fractions yA and yB.

所以在气相中，我们有摩尔分数yA和。

7·All flour measurements are for level tablespoons or fractions.

量取面粉时以一平匙或一平匙的分数来计数。

8·A new module, fractions, implements the numeric ABC Rational.

新模块fractions可实现这个数值abc Rational。

9·So let's plug in what these mole fractions are from our table here.

让我们代入，这个表中的摩尔分数。

10·yB And yA and yB in the gas phase, the mole fractions in the gas phase.

在气体中是yA和，这是气体中的摩尔分数。

(1)volume fraction体积分率，体积分数；容积率

(1)a fraction of一小部分；一部分；零点几

(1)mass fractionn. 质量分数

(1)ejection fraction射血分数；射出分率

(1)void fraction空隙率；空隙分数；空隙组分

(1)mole fraction摩尔分数；克分子分数