radial tire

US /ˈreɪ.di.əl ˌtaɪər/
UK /ˈreɪ.di.əl ˌtaɪər/
"radial tire" picture
1.

子午線輪胎, 輻射層輪胎

a type of vehicle tire in which the ply cords are arranged at 90 degrees to the direction of travel, providing better grip and longer tread life

:
Most modern cars are equipped with radial tires for improved performance.
大多數現代汽車都配備了子午線輪胎以提高性能。
You can tell it's a radial tire by the way the sidewall bulges slightly.
透過側壁略微鼓起的方式,你可以判斷出這是子午線輪胎