API文档(Reference)是Android开发的基础，三年来(2007-2010)官方仍未出中文版的API，这是民间一篇api中文chm，不是很齐。值得初学者一看-API documentation (Reference) is the basis for development of Android, three years (2007-2010) is not the official Chinese version of API, this is a Chinese CHM folk API, not very neat. Worth a look for beginners