你能谈谈历史在这个项目中发挥的作用吗？
Can you talk a bit about how history plays a role in this project?
有些人怀疑这些与国防有关的研究项目能否提高我们的生活水平，或者对保护我们日益减少的资源能否起到很大的作用。
There are those who consider it questionable that these defense-linked research projects will either improve our standard of living or do much to protect our diminishing resources.
这个项目似乎正在发挥作用：犯罪率下降了，我们的公民说，他们感到更安全了。
The program seems to be working: crime is down and our citizens report that they feel more secure.
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