User Comments - ndc1988

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ndc1988

Posted on: An Introduction to Chengyu
August 13, 2011 at 7:08 AM

cool...chengyu's are sweet.

Posted on: Stargazing
October 28, 2010 at 5:42 AM

这个很意思：Mercury 是水星, 目前很多天文学家都在研究如果水星的两极有没有水。。。说了很可能！