Translation guide
A road that goes in a straight line without curves. In Japanese, this is most naturally expressed with まっすぐな道 or 直線道路, but the choice depends on context.
Describing a road that is physically straight, without bends or curves.
The most common and natural way to say 'straight road' in everyday Japanese. まっすぐ means 'straight' and 道 means 'road' or 'path'.
This road is straight and easy to drive on.
Please go straight along the road.
A more technical or formal term for a straight road, often used in traffic contexts or descriptions of highways. 直線 means 'straight line' and 道路 means 'road'.
Emphasizes that the road is perfectly straight, like a single straight line. Less common in daily conversation, more literary or emphatic.
On this straight road, you need to watch out for speeding.
I drove on a perfectly straight road stretching to the horizon.