零售商一定希望当公众要为他们这些产品埋单的时候，他们依然热情，就好像他们免费获得这些产品的时候。
Retailers must hope that the public will be as enthusiastic about such products when they have to pay for them as the audience was when getting them free.
这使得它们使用起来非常方便，但如果确实想要构建一个部件化、组件化的环境，单例模式用起来就不一定那么舒服了，有可能会坏事。
This makes them very convenient, but they can come back to bite you if you are truly building for a widgetized, componentized environment.
艾伦先生，我想你一定已经研究过我们的产品目录和价格单了，你是否对我们的一些产品感兴趣呢？
Alan, I believe you have studied our catalogue and price list. Are you interested in some of our products?
应用推荐