第二，可以订阅播客。
有多种不同的方法来订阅播客和接收自动更新。
There are a variety of different ways to subscribe to the podcast and receive automatic updates.
听众可以免费订阅播客，这样最终的收益将从订阅费用和其他下载资源的销售中而来。
The listener can subscribe to Podcasts for free, and ultimately revenue could be generated from paid for subscription or through revenue generated from sales of other downloads.
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