Perpendicularity
n. 垂直, 直立\\n[机] 垂直
📖 牛津释义
perpendicularity
n[U].
🗣️ 情景例句
How will you celebrate Chinese New Year?
你们是如何庆祝春节的？
Ambition never dies until there is no way out.
不到黄河心不死。
I turned the corner and looked in astonishment.
我转了个弯，十分惊奇地看着。