求大神帮忙将这段中文翻译成英文。紧急！！！

“中国的计划生育政策作为一项基本国策，推行至今已有三十余年，堪称世界上少有的有效控制人口数量的方法，但是这项政策并非如表面上那般简单。本文试图从计划生育政策的原因、利弊分析、正当性讨论和前景四个方面进行思考，重新考量这一人口政策。”

One-child-only family planning is one of China's basic national policy, which has been implemented for over thirty years. It is one of the world's most effective ways to control population growth. Though this policy isn't as simple as it look. This paper is trying to find out the reason(s) of such policy, its pros and cons, to analyse and reflect on it outlook, all these four prospects in a proper manner, and rethink about this one-child-only population control policy.

很希望我的回答会对你有帮助。如有不明白，可以再追问，若满意请采纳，谢谢你，并祝你进步!

As a basic national policy, China's family planning policy has been put into practice more than 30 years, which can be said to be a unusual but effective way of population controling in the world. However, this policy is not as simple as it looks like. This article tries to give some analysis from four aspects to reassess the population policy on reasons, advantages and disadvantages, legitimacy, and prospects of the family planning policy.
人工翻译，如假包换，嘿嘿

As a national policy of China, the birth controlment has implemented for more than 30 years. Although this policy is proved to be one of the most effective methods to control the growing of the population, it is more complicated than what it looks like. This essay attempts to reanalyze the
birth control policy through four aspects which are the reason of implementing this policy, the pros and cons analysis, the rational discussion, and the future of this policy.

就一个“正当性讨论”不知道什么概念，希望有帮助啊

Family planning policy is a essential national policy of China,It has been about thirty years by far.the way to control the population size is very valid and unordinary;However,this policy seems not apparently simple。The article tries to use four aspects to think over.They are the reason of family planning policy,the analyses of the disadvantagement and advantagement,

原创，望采纳

"China's family planning policy as a basic national policy, the implementation of it has been more than 30 years, is the world's one of the effective way to control the population, but this policy is not on the surface to be simple. This article attempts from the family planning policy reasons, advantages and disadvantages analysis, discussion of legitimacy and the prospects of four aspects to think, to consider the population policy."

As a basic national policy in China, one-child policy has been put into effect more than thirty years, which is the few effective methods of population control all over the world, but the policy is not as simple as it seems. This paper attempts to view the policy in these four respects,
the reasons, advantages and disadvantages, legitimacy, and the prospect of this policy,which leads us to reconsider this population policy.