Man has been fascinated by outer space for thousands of years, It has been almost over forty years since man' s first landing on the moon.
人类对外部空间着迷已有上千年的历史了。从人类第一次登上月球起至今已有40多年了。
Now, some people believe that space exploration is a sheer waste of time and money.
现在，有些人认为空间探索完全是浪费时间和金钱。
They point out the thct that it cost billions of dollars to can3' on the space research, but a little infrmation was brought back.
他们指出，数百亿美元用于太空研究，但收获甚微。
In addition, the time and money spent on space exploration is too much to calculate.
另外，用于研究的时间和金钱实在难以估计。
However, every coin has two sides. There are still a majority of other people who believe that space exploration has more advantages.And I agree with those people.
然而，任何事物都具有两面性。仍有大多数人认为进行空间探索利大于弊，我也非常赞同他们的观点。
Many new products, such as weather and communication satellites, are also products of space programs, and they have benefitted people all over the world.
许多新产品，如气象，通讯卫星都直接得益于空间研究，使全球受益匪浅，
And what' s more. scientific knowledge about outer space has been acquired by the mankind.
而且人类从中获得了不少关于太空的知识。
We benefited a lot from space exploration. We believed that it will bring more benefits in the future, which perhaps we can not even imagine now'.
空间探索早巳使人类受益匪浅了，而且我们也相信，将来它会带给人类更多的好处，有些甚至是我们现在无法想像的。
Space exploration is a challenge to human beings. That' s why several nations try hard to carry out space exploration continuously.
太空探索对我们人类来说是个挑战，这也是为什么许多国家不断进行探索的原因之一。
