The role of the fence section performs gravel, rolled in between the two grids that It looks very colorful.

围栏部分的作用是抵挡碎石，两者之间的网格使它看起来非常丰富。

youdao

An S.U.V. rolled into the gravel driveway.

NEWYORKER: Deniers

He won the opening three stages on Friday but rolled his Subaru on loose gravel, starting a small fire and forcing organisers to cancel the stage for the production cars following behind.

BBC: Gonholm spits out the dust after his crash