Perpendicularity
n. 垂直, 直立\\n[机] 垂直
📖 牛津释义
perpendicularity
n[U].
🗣️ 情景例句
(looking at his calendar) Oh, next Friday is May 4th.
（正在看着日历）哦，下周五是五月四号了。
The packing must be strong enough to withstand rough handing.
包装必须很坚固，能承受野蛮装卸。
Spirits labelled 95 proof contain only about 47 percent alcohol.
强度标为95的酒中含47％的酒精。