Why do some governments persist in spending billions of dollars on space exploration when starvation and poverty continue to grip many countries throughout the world? This particular question is being raised by an ever increasing number of people.

　　既然世界上许多国家仍被饥饿和贫困所困扰，为什么有的政府还坚持花费数十亿美元用于太空探索？现在越来越多的人提出这个问题。

　　Judging from the reams of evidence presented, we can safely conclude that the Three Gorges Project will change the lives of an untold number of people forever.

　　根据现有的大量证据，我们可以有把握地得出这样的结论：三峡工程将永远改变无数人的生活。