guest Moderator 管理成员 注册 2002-10-07 消息 402,326 荣誉分数 76 声望点数 0 2015-11-11 #1 Paul Beaubien's chemical inventions helped the Allies beat the Germans during the Second World War, but for decades he couldn't talk about it — not even to his family. 查看原文...
Paul Beaubien's chemical inventions helped the Allies beat the Germans during the Second World War, but for decades he couldn't talk about it — not even to his family. 查看原文...
