A side road is a road which leads off a more important road.

小路是一条通往更重要道路的道路

We parked on a side road.

我们把车停放在叉道上。

A black pickup truck turned off a side road in front of him.

一辆小型黑色货车在他前面拐进一条小路。

I walk on the left hand side road, but the right side can move more faster.

我走在左边的跑道，但是右边可以走得更快。

Take the left side road [fork] at the crossroads.

到十字路口走左边的岔道。

The cyclist turned off the highway onto a side road.

自行车下了公路岔上了小道。