垂直軸

vertical shaft / (math.) vertical axis

to hang (down) / droop / dangle / bend down / hand down / bequeath / nearly / almost / to approach

perpendicular / vertical

perpendicular; vertical

surname Zhi / Zhi (c. 2000 BC), fifth of the legendary Flame Emperors 炎帝[Yan2 di4] descended from Shennong 神農|神农[Shen2 nong2] Farmer God

straight / to straighten / fair and reasonable / frank / straightforward / (indicates continuing motion or action) / vertical / vertical downward stroke in Chinese characters

axis / axle / spool (for thread) / roller (for scrolls) / classifier for calligraphy rolls etc

see 壓軸戲|压轴戏[ya1 zhou4 xi4] / Taiwan pr. [zhou2]