Flat or flattened; having little thickness or unevenness. Describes something physically flat or made more level/flattened.
最近は扁平タイヤがスポーツカーに多く使われている。
These days, low-profile (flattened) tires are often used on sports cars.
地形は扁平で、起伏がほとんどない。
The terrain is flat with almost no undulation.
偏平な顔立ちがその家系の特徴だと言われている。
It is said that a flat facial shape is characteristic of that family line.
扁平率の低いタイヤは走行感が変わることがある。
Tires with a low aspect ratio (more flattened) can change the driving feel.