6、ilyasthethemeofpublicwelfareadvertisement.Simplytellsthestoryofthepurposeofmakingpublicserviceadsandproductionmethods,andsummarizessomeexperiencesandlessons.Keywords:public service advertising;AdobeAfterEffects;compositionIII基于AdobeAfterEffect的公益广告制作目录摘要IAbstractI