道 (dào): path, way, method; measure word for long objects

This road is very wide; three people can walk side by side.

If we keep walking along this road, we will arrive at the park.

There isn't much traffic on this road, so it's safe to ride a bike.

The mountain path winds along, with wildflowers blooming on both sides.

Excuse me, which road is the shortest way to the train station?

He runs on the park track every morning.

This path is very narrow; only one person can walk through.

He said, "See you tomorrow."

A red line was drawn on the wall.

Learning a foreign language requires understanding the underlying principles.