Look, these tobacco leaves were yellow and easy to be crumbed. 看,这些烟草叶子都变黄了,很容易碎。
Granny crumbed the table. 奶奶把桌上的面包屑拂去。
Crumbed rubber asphalt is widely used around the world in these years because of its advantage in the aspects of environmental protection and good performance in road application. 由于废旧胎粉沥青技术所具有的环境保护和改善路用性能等方面的突出优势,近年来在国际上获得广泛应用。