正在回复 "社区的大佬们，帮我看一下这是怎么回事，我的U邦兔是20.04，网络连接方式是NAT，那4个ros我都试过了，都是安装失败我也不清楚原因，想请大家看一看，顺便帮我解答一下，谢谢"
Hello👋!
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