positive nonzero integer

例句：

1. 1.The team's performance was positive.
   团队的表现是积极的。
2. 2. The new policy is positive for the economy.
   新政策对经济是有利的。
3. 3.He was positive about the outcome of the meeting.
   他对会议的结果持积极态度。
4. 1. The number of students in the class is nonzero.
   班上的学生数量是非零的。
5. 2.The nonzero sum of the dice is 7.
   骰子的非零总和是7。
6. 3. Nonzero numbers are used to represent quantities greater than zero.
   非零数用来表示大于零的数量。
7. 1. The integer part of a number is its greatest whole number.
   一个数的整数部分是它最大的整数。
8. 2. Integers are used to represent whole numbers.
   整数用来表示整数。
9. 3. The integers up to n are the first n natural numbers.
   从1到n的所有整数是自然数的前n项。