By dint of hard scrambling he finally straddled the top, but some loose stones crumbled away and fell with a crash into the court within. 马克·吐温.傻子出国记.
In other words, it was the kinetic energy of the rolls that crumbled up the rocks with pile-driver effect. 弗兰克·刘易斯·戴尔.爱迪生的生平和发明.
She crumbled it, and bending over his shoulder, put the crumbs into his hand. 夏洛蒂·勃朗特.雪莉.
The wall must be crumbled, the stone decayed, To pleasure his dainty whim; And the mouldering dust that years have made, Is a merry meal for him. 查尔斯·狄更斯.匹克威克外传.
The wife minced a bit of meat, then crumbled some bread on a trencher, and placed it before me. 乔纳森·斯威夫特.格列佛游记.
The fire had crumbled down to greyness, and one of the lamps made a gurgling appeal for attention. 伊迪丝·华顿.纯真年代.