CIIC:Today's featured article/October24, 2011
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Revision as of 08:21, 21 October 2011 by imported>Ciic (Created page with 'thumb|200px|left|Leaves turn red after Shuangjiang. Shuangjiang reflects a weather phenomenon. In fact, frost forms on the ground when water vapor mee...')
Shuangjiang reflects a weather phenomenon. In fact, frost forms on the ground when water vapor meets cold air. So, Shuangjiang does not refer to the fall of frost, but the phenomenon of cold weather when hoar-frost appears. (More...)
