Ever since Oprah Winfrey gave a new Pontiac to every member of her audience last year, the price tag of product placement efforts has been skyrocketing.

• 自从奥普拉温弗莉（OprahWinfrey）去年给她的每个现场观众一辆新的庞迪克（Pontiac）概念车[iii]，产品置入的价格就一直飙升。