fractions

英 [ˈfrækʃənz]

美 [ˈfrækʃənz]

n.  小部分; 少量; 一点儿; 分数; 小数
fraction的复数

柯林斯词典

• N-COUNT 少量;小份;一点儿
  Afractionofsomething is a tiny amount or proportion of it.
  1. She hesitated for a fraction of a second before responding...
     她在回答之前犹豫了一下。
  2. Here's how to eat like the stars, at a fraction of the cost...
     这就是如何花少量钱却能像明星一样吃喝的方法。
  3. I opened my eyes just a fraction.
     我微微睁开了眼睛。
• N-COUNT 分数
  Afractionis a number that can be expressed as a proportion of two whole numbers. For example, ½ and ⅓ are both fractions.
  1. The students had a grasp of decimals, percentages and fractions.
     学生们掌握了小数、百分数和分数。

双语例句

• An integer that is a common multiple of the denominators of two or more fractions.
  一个整数是两个或两个以上分数分母的公倍数。
• XB In the liquid phase we've got mole fractions xA and xB.
  液相中我们有摩尔分数xA和。
• He can't do the simplest one, say nothing of the fractions.
  他连最简单的都不会，更不要说分数了。
• To study the chemical constituents in acetic ether and n-butyl alcohol fractions from the roots of Isatis indigotica alcohol extract.
  研究板蓝根乙醇提取物的醋酸乙酯和正丁醇萃取层中的化学成分。
• Difference of opinion broke up the party into fractions.
  意见分歧使这个党分裂成各个小派别。
• To study the antioxidant activity of Lilium lancifolium Thunb., and screen the main active fractions.
  对卷丹百合进行抗氧化活性研究，并筛选其主要的活性部位。
• Mole fractions or ratio, but it's got units.
  摩尔分数或比率，但它是有单位的。
• These results suggest that the3 fractions of DHPR may be structurally related but catalytically distinguishable.
  这些结果告诉我们，不同组分的DHPR在结构上有某种联系但催化效应却有差别。
• In contact with a hot surface, naphtha petroleum fractions crack to produce ethylene and propylene.
  石脑油馏份与一个热表面接角，就裂解而得到乙烯和丙烯。
• The critical solubility temperatures for16 different mass fractions of castor oil were measured with an improved experimental apparatus.
  为测定二甲醚与蓖麻油混合燃料的临界互溶温度，对互溶性实验装置进行了改进。