subtraction信息详情
n.[数]减法；减少；差集
substraction───减法
subtractions───n.[数]减法；减少；差集
substractions───减法
substruction───n.基础；下部结构；地下建筑
subaction───子动作
subtracting───减法
subtractive───adj.减去的；负的；有负号的
subtractor───n.减数；减法器；[计]减法单元
abstraction───n.抽象；提取；抽象概念；空想；心不在焉
There will be simple tests in addition, subtraction, multiplication, and division.───将会有加减乘除的简单测试。
She's ready to learn simple addition and subtraction.───她准备学习简单的加法和减法。
We can use the magic of subtraction.───我们可以利用减法的魔力。
second, addition and subtraction how much is the number of pulses.───二是加减的脉冲个数是多少。
I suspect that subtraction would be a harder operation for animals to understand and deal with, but little research has been done.───我怀疑减法对于动物来说太难理解和掌握，不过这类研究真的很少。
Renovating existing buildings, advertising, plaque too much to use subtraction, and should not be approving new advertising and plaque.───现有建筑墙体上的广告、牌匾太多，要采用减法，原则上不应再审批新的广告及牌匾。
Today he meets two numbers and thinks whether he could get a result of 1 by doing at least one operation (addition or subtraction).───今天，他碰到两个数字，判定他是否需要至少做一次手术（加或减为1的结果）。
Through conversion, it is clear that each of the age factor for the addition and subtraction of a body organ Life of life.───通过换算，就可以清楚的知道每个加减龄因素对于身体器官的寿命的影响年限。
Do we really think "drilling addition and subtraction in an age of calculators is a waste of time" ?───我们真的认为“训练学生加减法是在浪费时间”吗？
There will be simple tests in addition, subtraction, multiplication and division.