Some scientists are responsible for the negative impacts that made by their discoveries what do you think , R2 D/ c7 m: j( s3 M6 U, _+ ? 7 ~" P3 @6 O* i; |8 _7 J参与方式 3 U" B* T; ^& f( z【批改XXX】xxxxxxxxxxxxxxxxxx- W6 e, Q5 H$ H9 T8 r
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发表于 2010-8-10 22:40
