With sufficient scientific information a manned trip to Mars should be feasible.

充足的科学信息，载人去火星是有可能做得到的。

Only when a great deal more information has been obtained, will it be possible to plan a manned trip to Mars.

只有在获得大量资料后，才有可能筹划载人的火星之行。

Chang 'e 2 is set to follow next year with another orbital mission, followed by a rover in 2012 and a robotic sample-return mission in 2017. A manned trip could come after that.

接下来会发射“嫦娥2号”进行另外的轨道任务；2012年发射月球车；2017年用机器人进行月球表面取样然后返回；最后就是载人月球之旅。

Once it has completed the 24-hour trip, the team hopes to make the first manned transatlantic solar flight.

一旦完成了24小时的飞行，团队希望能实现首次太阳能飞机载人飞越大西洋。

In the past week, plans for a manned lunar base, and a subsequent trip to Mars, were leaking from Washington, DC, almost as fast as air from the international space station.

上周，华盛顿特区透露了宁要建立—个'人类月球基地，然后登上火星的计划。这次透露几乎与国际太空站的空气—样快。

China's first manned space flight successfully circled the earth 14 times during its 21-hour trip.

中国首次载人航天飞机在21小时的飞行中成功地绕地球14圈。