汉英词典
Chinese-English Dictionary
MEANING OF 直线
直线 (直線)
straight line / sharply (rise or fall)
线
数学中一个不定义的概念。是几何的基本元素之一。可以向两个方向无限延伸,经过两点有且只有一条直线,两条直线相交只有一个交点。直线上某一点一旁的部分称为射线,这个点称为射线的端点。直线上两点间的部分称为线段,这两点称为线段的端点。
zhí 线 () xiàn
EXAMPLE SENTENCES

光波以直线形式传播。

Sound and light propagate in this medium.

一条与曲面相切的直线

And that line is tangent to the surface.

近年来,我国股民数量直线攀升。

In recent years, the number of investors line up.

直线滑行至滑行道(跑道)尽头。

Taxi straight ahead to the end of the taxiway (runway).

卢布的实际购买力已直线下降。

The real purchasing power of the rouble has plummeted.

她把十个柠檬摆成了一条直线

She placed ten lemons in a straight line.

学生不会总是顺着一条直线进步。

Students do not always progress in a linear fashion.

2008年,食品价格直线上升约五成。

Food prices alone rose by nearly 50 percent in 2008.

水稻颖花分化分为三个阶段,分别可用积温的直线函数、负指数函数和直线进行函数模拟。

The third stages are the line, the negative exponential and line function of the GDD.

这些村庄直线距离相隔不超过一英里。

The villages are no more than a mile apart as the crow flies.