高考问答倩女幽魂2017公益服:podcast的介绍
来源：百度文库 编辑：高考问答 时间：2024/05/14 17:14:38
谁能给出podcast的介绍啊？
Podcasting, a portmanteau of Apple's "iPod" and "broadcasting", is a method of publishing files to the Internet, allowing users to subscribe to a feed and receive new files automatically by subscription, usually at no cost. It first became popular in late 2004, used largely for audio files.