C/N ratio can be taken as a rooting index of elm tip.
碳/氮比率可作为白榆新梢生根的指标。
N where N is the number of tests that will be run.
N ，其中 N是将要运行的测试数。
If there are an odd number of people, n can be written as 2k+1.
如果有奇数位选民，人数n可以写作为2k+1。
Let N be the set of all positive integers.
设N是全体正整数的集合。
At the end of last year, you said you were ready to be n?
在上一年年尾的时候，你说你已经作好做世界第一的准备。
At the end of last year, you said you were ready to be n?
在上一年年尾的时候，你说你已经作好做世界第一的准备。
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