用太陽能嘛!
所有跟帖:
•
Oh, do you see the sun in a snowy day?
-ghost_in_shell-
♂
(0 bytes)
()
02/04/2011 postreply
08:13:26
•
same time. you can see the sun when it rains~@~
-^3.1415926^-
♀
(0 bytes)
()
02/04/2011 postreply
08:32:08
•
Solar energy stored in sunny days 4 other days.
-SJSharks-
♂
(0 bytes)
()
02/04/2011 postreply
11:34:13