"Earthrise," gasped Borman.
Work over the past year, using Cal-heatmap[4]
，详情可参考51吃瓜
Easy rollback: In case of problems, it’s possible to return to a previous system version (it creates a boot menu entry at each update).，更多细节参见服务器推荐
If you are not in the UK, watch on YouTube or listen to the World of Secrets podcast here