单词natural number
na.: 【数】自然数
网络: 有一个自然数；天然数；数学自然数
正整数；自然数:
a positive whole number such as 1, 2, or 3, and sometimes also zero
【数学】自然数
You could think of this correspondence as a buddy system in which each natural number is paired with some positive fraction, and vice versa.
可以把这种对应看作是各负责另一人之安全的两人同行制，每一个自然数都与某个正分数配对，反之亦然。
Then we say that for any other natural number, that fibonacci number is the sum of the previous two fibonacci numbers.
然后就是对其他自然数，其fibonacci数就是它前面两个数字的和，即F（N）=F（N-1）+F（N-2）。
Statistics on the issue of a book page from the natural number 1 until the beginning of coding sequence of natural number n.
统计数字问题一本书的页码从自然数1开始顺序编码直到自然数n。
For a given natural number where and, we use the addictive algorithm to produce such a sequence : , where .
对于给定的自然数其中其中作其正整数码的堆垒算法产生一个序列：其中则存在，当时。
When you compare children"s performance by sex, you see no hint of a superiority of males in constructing natural number concepts.
当你把孩子的成绩性别，你看到的没有发现男性优势在构建自然数的概念。
Input: File 1 of act number of elements in the array S inn the next n lines, each line has a natural number.
输入：文件的第1行为数组S中元素个数n；接下来的n行中，每行有一个自然数。
A prime number is an integer greater than or equal to 2 that has exactly two distinct natural number divisors, 1 and itself.
素数是指大于等于2且只有两个不同约数的整数：1和它自己。
Counting number means mumbers you use to count. And natural number means all positive numbers.
计数表示记数时要用到的数字，而自然数表示所有的正整数。
"Beyond Core Knowledge: Natural Number. " Chap. 7 in The Origin of Concepts.
核心知识之外：自然数〉。选自《概念之源》第七章。
In many provinces, the sex ratio at birth is between 120 to 130 boys for every 100 girls; the natural number is about 104.
在许多省份，男女出生比例为120到130个男孩比100个女孩，而自然的数字大约是104。