directrix
「directrix」的意思
n. [数] 准线
[几]准线
「directrix」的用法
directrix指导线；引路人 - 用于描述或引导某物或某人的线或人
「directrix」的例句
The directrix of a parabola is a line that the parabola approaches but never touches.
抛物线的准线是一条抛物线永远不会接触的直线。
She is the directrix of our team's success.
她是我们团队成功的引路人。
The directrix of a cone is a circle.
圆锥的准线是一个圆。
He is the directrix of our company's growth.
他是我们公司增长的引路人。
The directrix of a cylinder is a circle.
圆柱的准线是一个圆。
She is the directrix of our project's completion.
她是我们的项目完成的引路人。
The directrix of a sphere is a great circle.
球体的准线是一个大圆。
He is the directrix of our company's profitability.
他是我们公司盈利的引路人。
The directrix of an ellipse is a line that the ellipse approaches but never touches.
椭圆的准线是一条椭圆永远不会接触的直线。
She is the directrix of our team's progress.
她是我们团队进步的引路人。