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

• Fractions of seconds are ignored.
  秒数的小数部分将被忽略。
• 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。
• Effects of long-term fertilization on soil humus carbon and nitrogen fractions in a wheat-maize cropping system
  长期施肥对小麦-玉米作物系统土壤腐殖质组分碳和氮的影响
• 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。
• The students had a grasp of decimals, percentages and fractions.
  学生们掌握了小数、百分数和分数。
• We also looked at K in terms of mole fractions.
  我们也将K看做摩尔分数的函数。
• 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。
• 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。
• In this chapter we shall look at how the computer copes with negative numbers and fractions in binary arithmetic.
  本章要介绍的是计算机如何用二进制算法来处理负数和小数。