据最近的研究发现，这些广告在销售中可能没有起到效果- - -充其量只能说是在一定程度上适当的作用。
According to a new study, such advertising may have no effect at all on sales - at best the impact has been described as modest.
本文主要研究广告的心理效果和销售效果。
This paper mainly focuses on the mental effects and economical effects.
本文主要研究广告的心理效果和销售效果。
This paper mainly focuses on the mental effects and economical effects.
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