广告的角色可能有相当大范围的差异。

The role of the advertising may vary greatly in scope.

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一种温和的变革正在改变着营销规则以及传统媒体广告的角色。

Revolution that is changing the rules of marketing and the role of traditional media adverting.

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在对加拿大电视的节目内容进行分析时，作者斯蒂芬·克莱恩发现几乎所有角色玩具的广告都是以虚构效果呈现的。

In a content analysis of Canadian television, the author Stephen Kline observed that nearly all commercials for character toys featured fantasy play.

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