[第一步：注册微擎账号](%E6%B3%A8%E5%86%8C%E5%BE%AE%E6%93%8E%E8%B4%A6%E5%8F%B7.md) [第二步：安装微擎](%E8%B4%AD%E4%B9%B0%E5%BA%94%E7%94%A8%E5%AE%89%E8%A3%85%E5%BE%AE%E6%93%8E.md) [第三步：选择应用](%E9%80%89%E6%8B%A9%E5%BA%94%E7%94%A8.md) [第四步：购买应用](%E8%B4%AD%E4%B9%B0%E5%BA%94%E7%94%A8%E6%B5%81%E7%A8%8B.md)