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
Good-bye, Richard, and good luck. See you in two weeks.
再见， Richard， 祝你好运。两周后见。
He informed them that his mother had died.
他通知他们的母亲死了。
Four days after setting out, while the Titanic was sailing across the icy water of the North Atlantic,
“泰坦尼克”起航后的第4天，它正行驶在北大西洋冰冷的海面上。