astroturfing
noun [ U ] business specialized uk/ˈæs.trəʊ.tɜː.fɪŋ/ us/ˈæs.troʊ.tɝː.fɪŋ/
伪草根营销，伪草根舆论（一种带欺骗性质的营销手法，通过雇用写手在网络上大肆宣传旗下产品，试图营造普通消费者热爱某种产品的虚假印象）
the practice of a company creating positive comments about their product or service or paying for them to be published, when these appear to come from ordinary members of the public
He accused the company of engaging in what he called a massive campaign of "astroturfing" - planting positive comments about a service on blogs. 他指责这家公司一手制造了他称之为“伪草根舆论”的大型营销活动——在博客里植入对有关服务的正面评价。