Solar energy stored in sunny days 4 other days.

来源: SJSharks 于 2011-02-04 11:34:13 [] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)
回答: Oh, do you see the sun in a snowy day? 由 ghost_in_shell 于 2011-02-04 08:13:26
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