A difference in rank/grade (e.g. in games like go or shogi); a gap between levels.
二段と四段では実力にかなりの段差があると言われる。
People say there's a considerable gap in skill between 2-dan and 4-dan.
彼は級位から段位に上がったが、まだ段差を埋める必要がある。
He moved up from kyu to dan, but he still needs to close the gap in ability.
プロとアマチュアの間に技術的な段差が見える。
You can see a technical gap between professionals and amateurs.
A difference in level or height (e.g. on a road, floor, platform); a step, bump, or small ledge.
駅のホームと電車の間に段差があるのでご注意ください。
Please watch out for the gap/step between the platform and the train.
古い建物では床に小さな段差があってつまずきやすい。
In old buildings there are small level differences in the floor that make it easy to trip.
玄関前の段差をなくしてバリアフリーにした。
We removed the step in front of the entrance to make it barrier-free.