Perpendicular drive
[计] 垂向驱动
🧩 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
drive
[draɪv]
v. 驾驶;开车;驱动;迫使;
n. 驱车旅行;驱动力;车道;驱动器;
🗣️ 情景例句
But personally I believe a business letter should end with Very truly yours, not Sincerely.
还行，乔治。但是我个人相信一封商业信函应该以“敬上”结尾，而不是“谨启”。
They don't know when the wedding will be.
他们不知道婚礼将是什么时候。
One Monday, there were fewer people in the shop than usual when the woman came in,
有一个星期一，当这位妇女走进这家商场时，里面的人比往常少，