A line can be straight, curved, vertical, horizontal, diagonal, or zigzag.
线条可直可弯，可以垂直，可以水平，也可以是对角线或呈Z形。
When you open your eyes, although your eyesight tells you to walk in a straight line, your brain will trust your ears more, thus you walk in a curved line, or a spiral!
当你睁开你的眼睛，尽管你的眼睛告诉你走着笔直的线路，而你的大脑会更相信你的耳朵，因此你行走的路线是弯曲的或者是螺旋状的。
When getting in to position, your side should be a straight line, not sagging or curved.
摆姿势的时候，身体侧边应当呈一直线，不下沉也不弯曲。
Drawing a straight line on a piece of stone and make the surface curved naturally on one side, the curved surface sprawl across the other three edges.
在一块石板上刻画一条直线，在线的一侧做成起伏不定的自然曲面，曲面向另外三边自由蔓延。
A smile is just a genly curved line that sets a lot of things straight.
微笑仅是一道弯弯的弧线，却可以使很多事变直。
Compared with a straight blade, a unique compressor blade integrated forward-swept and positive-curved stacking line is studied experimentally.
与直叶片相比较，对一种具有前掠和正弯积迭线的独特的压气机叶片进行了实验研究。
Make use of constant measure of second order curved face, and judge the space figure that arrive the fixed point and the fixed flat surface (fixed straight line) distance's ratio is a constant.
利用二次曲面的不变量判定到一定点和一定平面(定直线)的距离之比为常数的空间点的轨迹。
A rail and a template of the self-ascending mold device are both in the shape of a straight line or straight surface, or are both in the shape of a curve or a curved surface.
所述自爬模设备的轨道及模板均呈直线状及直面状，或者均呈曲线状及曲面状。
The beam of light is attracted by gravity and follows a curved path rather than a straight line.
在爱因斯坦之前，科学家们一直认为光是以直线的方式在空中传播的。
The point reached the target faster than the edge because it traveled in a straight line, whereas the later had to move in a curved path.
由于刀尖走直线，刀锋画弧线，刺比砍能更快地捅到目标身上。
It illustrates a ellipse's short semi-axial curved line with great cured radius, that can replace the straight line for cutting square work-pieces on the machine tool.
车方机床用曲率半径很大的椭圆短半轴曲线代替直线切削方形工件。
What do we mean to talk about a straight line on a curved surface?
关于曲面上的直线，我们指的是什么？
The comparison of the results by using curved beam element of this paper and a broken line approximation of several straight beam elements shows that the curved beam element is much b…
按本文公式编制的曲梁单元程序的运行表明，计算一个曲梁单元和计算一个直梁单元所需的计算机时间几乎是一样的。
The comparison of the results by using curved beam element of this paper and a broken line approximation of several straight beam elements shows that the curved beam element is much b…
按本文公式编制的曲梁单元程序的运行表明，计算一个曲梁单元和计算一个直梁单元所需的计算机时间几乎是一样的。
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