Perpendicularity
n. 垂直, 直立\\n[机] 垂直
📖 牛津释义
perpendicularity
n[U].
🗣️ 情景例句
Honey, if there were any problems,
亲爱的， 假如有事的话，
Their contempt is mutual.
他们互相轻视。
Sit down here.
坐在这儿吧。