铁路曲线的英文：
railway curve

railway是什么意思：
n. 铁路；铁路系统；铁道部门

The two railways cross here.
两条铁路在此交叉。

The goods were consigned to you by railway.
货物已由铁路托运到你处。

The railway is adopted by us.
铁路保养由我们承担。

A new railway is under construction.
正在修建一条新铁路。

The road ran beside a railway.
公路建在铁路旁边。

curve是什么意思：
n. 曲线，弧线，曲面，弯曲；曲线球
v.（使）沿曲线运动

Joining Convex (Outer) Curves to Concave (Inner) Curves
缝合凸出的弯曲部位和凹曲部位

The road curved sharply to the right.
道路有个急转弯拐向右边。

To bend or curve downward;stoop.
弯向下弯曲；俯曲

Create Fillet Curve.
创建倒圆角曲线。

No mountains infringe on the curve.
没有高大的山脉去破坏大地美丽的屈线。