纵向

zhè tiáo tiě lù shì zòng xiàng de

这条铁路是纵向的。

This railway lies from south to north.

zòng xiàng pái liè

纵向排列

vertical array

jiāng mù cái zòng xiàng pī kāi

将木材纵向劈开

split the logs lengthwise

zhèng shì de gōu tōng qú dào yī bān dōu shì zòng xiàng de

正式的沟通渠道一般都是纵向的。

Formal communication channels are usually vertical.