This is the 5080th most frequent Chinese word.
高原
Plateau.
Subject of the sentence, referring to a geographical feature.
青藏高原是世界上最大的高原之一。
The Qinghai-Tibet Plateau is one of the largest plateaus in the world.
Describes the characteristic environment of high altitudes.
在高原地区，空气稀薄，不宜进行剧烈运动。
In plateau regions, the air is thin, and vigorous activities are not recommended.
Used as an adjective to describe climate specifics related to high-altitude areas.