The parallel lines appear to diverge.

这些平行线像是岔开了。

《牛津词典》

Parallel lines will never meet no matter how far extended.

相平行的线不管延伸多长，永远都不会相交。

《柯林斯英汉双解大词典》

Whereas in mammals the tiny tubes that convey nutrients to bone cells are arrayed in parallel lines, in birds the tubes form a random pattern.

哺乳动物将营养物质输送到骨细胞的微小管道是平行排列的，而鸟类的管道则是随机排列的。

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These lines,or circles,are parallel -- meaning that they are equally distant from each other at any point around the world.

VOA: special.2010.07.14

He scores the plate in parallel lines with the blowtorch, which heats the metal.

CNN: ASIANOW - TIME Asia | GizmoLand! | Man Beats Machine

M. tracing a star between two parallel lines, when he could see his drawing hand only in a mirror.

ECONOMIST: H.M.

At Smyrna, for instance, different body styles start out on parallel lines and are then brought together for painting and final assembly.

FORBES: Magazine Article