例文・使い方で印象づける「crumble」の覚え方
スポンサーリンク...There are great mounds of soft red sand slightly coherent, which crumble in the hand with ease... 
David Livingstone 「Missionary Travels and Researches in South Africa」
...Soon, the original work will crumble to ruins and disappear, whereas the new one, a permanent structure, will even outlast the owner...
J. Henri Fabre Alexander Teixeira de Mattos 「The Life of the Fly」
...The walls would be more apt to fall outwardthan inward, and would be more liable to crumble than to fall as anintact mass...
Gerard Fowke 「Archeological Investigations」
...Under coverthey play their part well; but in open and exposed situations the frostand rime make them crumble, and they go to pieces...
Vitruvius 「Ten Books on Architecture」
... “Oh, beware! These are awful words! Any moment these walls may crumble upon us if you say such things...
Mark Twain (Samuel Clemens) 「A Connecticut Yankee in King Arthur’s Court, Complete」
...If a miracle didn't come, America would crumble evenas old Europe had, before the overwhelming Slavish troops...
Various 「Astounding Stories, February, 1931」
..."I thought, if I couldn't get them, I'd crumble the earth away—burythem...
Various 「Astounding Stories of Super-Science, November, 1930」
...They can crumble our citieswith heat and bury us under the ruinsof them...
Various 「Astounding Stories of Super-Science, March 1930」
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