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近十几年来,人类赖以生存的地球受到严重的污染和破坏。在过去一年间已举行过11次国际会议,讨论全球环境问题,这说明国际社
In the past decade or so, the planet on which mankind depends for survival has been seriously polluted and destroyed. Eleven international conferences have been held over the past year to discuss global environmental issues,