@佳崴 哈哈,那就很奇怪了,因为你报错的是ROS的源😂

ros安装报错:文件尺寸不符 中说:

http://192.168.111.241:8081/IXC34f298ef6923620bf4fc46a54e597ce4_115.156.207.187/ros2/ubuntu/dists/bionic/main/binary-amd64/Packages.gz