Light, which normally and famously travels in straight lines, thus appears to follow a curved path when it passes near a heavy thing such as a galaxy.

光，这种毫无疑问沿直线行进的东西也会在经过一个如星系的大质量物体时被弯折而走一条弯曲路线。

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The graphic shows the different tendencies for each gender covering areas such as typeface colors, the use of straight lines and favorite colors.

从图表中可以看出，不同性别的人在各种元素上的不同倾向性，比如字体颜色，对直线的使用以及喜好的颜色。

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Solutions to problems in descriptive geometry such as finding the relative positions between straight lines between a straight line and a plane, and between planes are found by computerized graphics.

本文介绍用计算机求解画法几何中直线与直线、直线与平面及平面与平面的相对位置问题的方法和程序设计。

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