标签:图为虚眼为实 相关文章
Undergrads indicated a willingness to pay a premium for goods they could touch rather than merely look at on a Web page. 对于能接触到而非仅仅在网页上看到的东西,大学生愿意多付一些钱去购买。 Customers Say They'd Pay M
发表于:2019-01-02 / 阅读(110) / 评论(0)
60秒科学