P与NP问题是计算机科学中最重要的未解决问题之一。
The individual is not accountable to society for his actions in so far as these concern the interests of no person but himself.
跨国合作是解决全球粮食安全挑战的关键。
管他呢，干就完了。
In the era of globalization, China's vegetable industry must not only go global but also rise to the top, showcasing the confidence of Chinese agriculture.