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

• He claims that by using a sequence of solvents a series of fractions can be obtained.
  他指出，用这样一系列溶剂，可以得到一系列级分。
• 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。
• Mole fractions or ratio, but it's got units.
  摩尔分数或比率，但它是有单位的。
• 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。
• 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。
• We also looked at K in terms of mole fractions.
  我们也将K看做摩尔分数的函数。
• From one of the effective fractions several compounds such as linalool, eugenol, phenol, p-cresol have been identified by means of GC-MS and GC-IR analysis.
  有拒食活住，籍助于色谱-质谱和色谱-红外光谱技术，对精油中的有效馏份进行了分析，鉴出了包括芳樟醇，丁香酚，苯酚，对-甲苯酚等化合物。
• Mercaptans in the light fractions of FCC naphtha from different refineries were removed by caustic extraction.
  采用碱液抽提的方式，对来自不同炼油厂的催化裂化汽油轻馏分进行了脱硫醇精制试验。
• Kinetics of Heavy Metals Desorption by EDTA and Citric in Contaminated Soil and Their Redistribution of Fractions
  EDTA和柠檬酸对污染土壤中重金属的解吸动力学及其形态的影响
• The students had a grasp of decimals, percentages and fractions.
  学生们掌握了小数、百分数和分数。