Perpendicularity
n. 垂直, 直立\\n[机] 垂直
📖 牛津释义
perpendicularity
n[U].
🗣️ 情景例句
I want to be with Max as a full-time mother,
我又想和Max在一起， 做个全职的母亲
She led a luxurious life.
她过着奢侈的生活。
These days, advertisers not only offer free samples, but free cars, free houses, and free trips round the world as well.
目前，做广告的人不仅提供免费样品，而且还提供免费汽车，免费住房，免费周游世界。