轻便和使用良好但即使在快速宽带上也需要很长时间才能从 bsckup 更新软件和重新加载 aps####[['更新软件', 'System#System Upgrade', 'negative'], ['重新加载 aps', 'Performance#Running Speed', 'negative'], ['轻便', 'Appearance Design#Weight', 'positive'], ['使用良好', 'Ease of Use#Easy to Use', 'positive']]