For every pair of vertices $u,v$ in an oriented graph, a $u$-$v$ $geodesic$ is a shortest directed path from $u$ to $v$.是什么意思_For every pair of vertices $u,v$ in an oriented graph, a $u$-$v$ $geodesic$ is a shortest directed path from $u$ to $v$.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句