太空探险的历史是一个激动人心的戏剧性事件.

The history of space exploration is an exciting drama.

高成本，不寻常的教学要求和漫长的启动时间不再是一个障碍，太空探险。

High costs, unusual educational requirements and long start-up times are no longer an obstacle to space exploration.

拿太空探险来说，50年代，这只不过是一种科学狂想，很少人相信有一天会变成现实。

Take space exploration, for example. In the 1950s this was just a fantastical idea that few people would have dreamt could actually happen.

拿太空探险来说，50年代，这只不过是一种科学狂想，很少人相信有一天会变成现实。

Take space exploration， for example. In the 1950s this was just a fantastical idea that few people would have dreamt could actually happen.

他们著手进行一项大胆的太空探险。

They set out on a daring space adventure.

成为中国最新的太空探险英雄，翟志刚很平静。

Zhai Zhigang is poised to become a hero in China's latest space adventure.

月球之旅是人类向未来的太空探险迈出的第一步.

The journey to the moon has been the first step towards future explorations in space.

当我们的生活极大改善以后，我们开始进行太空探险。

When we had greatly improved our lives, we began to explore outer space.

当人们讨论太空探险时，似乎总是故意把目的和时限定得模模糊糊。

Talk about space always seems to be hung on ambiguities of purpose and timing.

尽管如此，我还是赞成太空探险，因为它的好处远远大于坏处。

Eg: Nonetheless, I am still in favor of space travel, for its merits far outweigh demerits.