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Cover image for 我們的地球勞作創作比賽 Grande concurso "o nosso planeta"
我們的地球勞作創作比賽 Grande concurso "o nosso planeta"
Cover image for 世界環境日 Dia mundial do ambiente
世界環境日 Dia mundial do ambiente
Cover image for 澳門清潔大家有份 2001年度環保活動日 = Eu ja colaborei para a limpeza de Macau : 2001 dias relacionados com o ambiente
澳門清潔大家有份 2001年度環保活動日 = Eu ja colaborei para a limpeza de Macau : 2001 dias relacionados com o ambiente
Cover image for 世界環境日 Dia mundial do ambiente
世界環境日 Dia mundial do ambiente
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