求翻译：公益广告的特征是清醇朴素，具有很强的教育意义和象征意义，作用就是来激发人们的意识，使人对自己身边的一些事引起一些注意。公益广告是针对全人类的一个集体的利益，它的表现的形式比较有寓意，认为意味深长，引起思考，有教育意义是什么意思？

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The characteristics of public welfare advertising is crystal clear and plain, and has a strong educational and symbolic significance and role is to stimulate the people's awareness of some of the things around them caused some attention. Public welfare advertising is directed against all of humanity

The public service advertizing characteristic is pure simple, has the very strong education significance and the symbolic significance, the function is stimulates people's consciousness, causes the human to bring to some attentions to oneself side some matters.The public service advertizing aims at

Public service ads is characterized by pure and simple, has a strong educational and symbolic role is to arouse people's awareness so people on his side of things to attract some attention. Public service ads are aimed at the collective interests of mankind, and its performance compared with a messa

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