是amazon的会员制， 一年要交$99, 不过有很多优惠的地方，尤其是可以免费运和退换。 另外还有很多免费的video和电视节目可以在网上看。 现在 amazon prime 有机会可以免费试用30天， 如果你不喜欢可以随时取消.
Amazon Prime 30-day Free Trials
is a special membership program that offers participants premium benefits for just $79 per year. Offer your visitors the ability to watch over 40,000 movies and TV episodes, anytime. Plus, they receive FREE two-day shipping on millions of products with no minimum order size along with access to the Kindle Owners' Lending Library。