1. It can be ( decimal ), positive, negative or zero. 它可以是（小数）、正数、负数或零。
2. Want to make a positive difference in the time investment of your company? 希望对你的公司的时间投资现象做一个积极的区别？
3. One family found that they could help each other identify positive attitudes. 一个家庭发现他们可以互相帮助确定积极的态度。
英英解释
n.
1. a film showing a photographic image whose tones correspond to those of the original subject
2. characterized by or displaying affirmation or acceptance or certainty etc.
3. having a positive electric charge
4. involving advantage or good
5. indicating existence or presence of a suspected condition or pathogen
6. formally laid down or imposed
7. impossible to deny or disprove
8. of or relating to positivism
9. reckoned, situated or tending in the direction which naturally or arbitrarily is taken to indicate i
10. greater than zero
11. marked by excessive confidence
12. persuaded of; very sure
