求翻译：　　基于现实困境，各国政府、非政府组织、学者、媒体和民众都非常关注本次哥本哈根世界气候大会，哥本哈根的议题在近一年来一直是各大国际外交场合的重点议题。美国总统奥巴马以及中国国家主席胡锦涛已经多次就此话题表态。而中美两国对气候变化议题的态度一直都是全球媒体的最佳关注重点。是什么意思？

Based on the present difficulties, governments, NGOs, academics, media and the public are very concerned about the second World Climate Conference in Copenhagen, Copenhagen issues in the past year has been the focus of the major issues of international diplomatic occasions. U.S. President Barack Oba

Based on a real dilemma, Governments, non-governmental organizations, academics, the media and the public are very concerned about this Copenhagen World Climate Conference in Copenhagen, in the past year the subject has been one of the largest international diplomatic occasions subject focus. Presid

　　Based on the realistic difficult position, the various countries' government, the non-official organization, the scholar, the media and the populace all extremely pays attention to this Copenhagen world climate congress, Copenhagen's subject in the recent year always is each greatly international

　　Based on the difficulties, Governments, non-governmental organizations, academics, the media and the public are very concerned about the current world climate conference in Copenhagen, in recent years has been the subject of Copenhagen is the largest international diplomatic occasions on key topic

　　Based on the difficulties, Governments, non-governmental organizations, academics, the media and the public are very concerned about the current world climate conference in Copenhagen, in recent years has been the subject of Copenhagen is the largest international diplomatic occasions on key topic