Grass under the tires seems to be of the paniculata variety.
这话究竟是什么意思。
英语小霸王
There was a piece of paniculata grass in the wheel well of Eva's car.
而且卡在轮胎缝里的沙子是。
英语百科
Panicle
A panicle is a much-branched inflorescence. Some authors distinguish it from a compound spike, by requiring that the flowers (and fruit) be pedicellate. The branches of a panicle are often racemes. A panicle may have determinate or indeterminate growth.