She's ready to learn simple addition and subtraction.
她准备学习简单的加法和减法。
Not long ago, researches learned that four-day olds could understand addition and subtraction.
不久前，研究人员发现4天大的婴儿能够理解加减法。
This service is a simple math calculation service, providing addition and subtraction operations.
该服务是一个简单的数学计算服务，提供了加法和减法运算。
Bees are capable of addition and subtraction — using colors in the place of plus and minus symbols.
蜜蜂会做加减法——它们用颜色来代替加号和减号。
Recently, a study showed that bees could perform arithmetic operations like addition and subtraction.
最近一项研究表明，蜜蜂可以进行加减法的运算。
Some of this work's been done at Yale in Karen Wynn's lab, where they look at babies' understanding of addition and subtraction.
其中一些研究是在耶鲁大学的凯伦·韦恩实验室完成的，他们在那里观察婴儿对加法和减法的理解。
We do addition and subtraction in arithmetic.
在算术里，我们作加减运算。
Master the method of doing addition and subtraction.
掌握整十数加减法的计算方法。
Understand that addition and subtraction are inverse.
理解加法和减法是互为逆运算；
The test involves simple calculations, such as addition and subtraction.
测试涉及简单的计算，如加法和减法。
The danger: students who can not even do simple addition and subtraction.
很危险的是，一些先生甚至连复杂的加减法都不会做。
Pressing return a couple more times will show an addition and subtraction.
再按两次回车将显示加法和减法表达式。
The little boy can already do simple problems in addition and subtraction.
这个小不点孩子都已经会做简单的加减法问题了。
We elves never need that. And addition and subtraction and division and fractions?
什么加法，减法，除法，分数，我们从来不用它们。
Not the same as addition and subtraction, reflecting the tendency is not the same.
不一样加法和减法，反映的趋势是不一样的。
In the Mundurukú study, exact addition and subtraction problems using sets of objects were tested.
在关于M部落的研究中，准确的加减问题是通过使用特定物体的集合来做的。
Explained Bazheng Powder the addition and subtraction treatment urine road stone effect to be ideal.
说明八正散加减治疗尿路结石效果理想。
The sheer simplicity of this single element can generate spatiality both by addition and subtraction.
这种单一元素的纯碎简单，不管用加还是减都能产生很好的空间感。
Instead symbols like + or * are used to define functions that can do things like normal numerical addition and subtraction.
相反，使用 +或 *等符号定义可以执行普通数字加减法的函数。
In math, little green star and his friends demonstrate geometry, addition and subtraction, sets of 10s, music and more.
在数学方面，绿色小星星和他的朋友示范几何，加法和减法，10以内的数字，音乐和其它。
Binary Addition and Subtraction, Implementation and Performance of the Full Adder, High-speed Addition, Signed Arithmetic.
二进制加减法，全加器实现及其性能，高速加法，带符号算术运算。
Areas covered include numeration, number systems, geometry, measurement, and the use of addition and subtraction in word problems.
其中应用题中含盖的范围有：计算方法、系统学、几何学、测量和使用加法和减法。
Among various techniques, the most common are addition and subtraction, which are indispensable to a better result of translation.
在众多翻译技巧中，增译和减译是最常见且必不可少的。
The addition and subtraction of characters can be performed in a coherent optical processing system if a grating is used as a filter.
利用光栅作为滤波器，在相干光处理系统中可对字符进行相加和相减。
Addition and subtraction we call the first -progression operation, multiplication and division we call the second -progression operation.
加法和减法叫做第一级运算，乘法和除法叫做第二级运算。
Create a class Calculator, which performs the addition and subtraction of two Numbers at a time. The sample code explains the expected API.
创建一个计算器类，能够在同一时间完成两个数字的加减法。不太懂，原文：%。
The multiplication and division operators (the first four listed in Table 3) have higher precedence than the addition and subtraction operators.
乘法和除法运算符（表3中列出的前四个）具有高于加法和减法的优先级。
This paper gives an algorithm of crossings between horizontal lines and the boundaries of a concave polygon by means of mere addition and subtraction.
本文给出了一种只用加、减运算就能求水平线与凹多边形边界交点的方法。
While the main contents of the evaluation should include basic quality, working responsibility and performance as well as addition and subtraction items.
考核评价的主要内容应包括基本素质、工作职责、工作绩效和加减分项目。
While the main contents of the evaluation should include basic quality, working responsibility and performance as well as addition and subtraction items.
考核评价的主要内容应包括基本素质、工作职责、工作绩效和加减分项目。
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