Perpendicular axis theorem
[化] 垂直轴定理
🧩 词语组成解析
perpendicular
['pɝpən'dɪkjəlɚ]
adj. 垂直的，成直角的;直立的，险陡的;[建]垂直式的;〈谑〉直站着的;
n. 垂直线，垂直面;直立，直立姿势，廉直;垂直测器，锤规;[建]垂直式建筑，绝壁;
per全部+pend悬挂+ic...的+ular形容词后缀→全部挂着的→垂直的
🗣️ 情景例句
It doesn't mean you have to be a doctor.
这并不意味着你一定要当医生。
You should wear a sweater, It's cold today.
你应该穿一件毛衣，因为今天很冷。
I thought I put it in my coat, but it isn't here!
我想我把它放在大衣里，可现在不见了！