P.S. Another practice of the sophisticated learner in modern times is to subscribe to Mission to Learn by RSS feed or by e-mail.
附注:当今社会,要想成为“老练的求知者”,还有一个法宝就是——按下“订阅键”或用电子邮件订阅“学海无涯”栏目哦。
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。
The Chang 'e 2 mission saw several improvements over Chang 'e 1, including a more powerful rocket that delivered the probe to the moon more quickly.
嫦娥2号计划比之嫦娥1号有了几点进步,包括用一个更强大的火箭使航天器更快达到月球。
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