该网站提供100%无风险的免费试用产品，而且该网站也不会欺骗客户参加隐藏的优惠。
The website offers a 100% risk-free trial of the product, and the site doesn't try to fool customers into signing up for hidden offers or those controversial "auto-ship" programs.
免费试用昂贵的新药可能是唯一让医生和病人忠于某种产品的最有效的方法。
Free samples of new and expensive drugs might be the single most effective way of getting doctors and patients to become loyal to a product.
其中之一要杜绝的是这样的点子：用户可免费试用本产品30天。
One idea to seriously avoid: giving users say, a 30-day limited-time free trial.
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