くずれ落ちる

(1)end resistance, as under pressure or force; "The door yielded to repeated blows with a battering ram"

(2)圧力または力の下で抵抗をやめる

(3)break down, literally or metaphorically; "The wall collapsed"; "The business collapsed"; "The dam broke"; "The roof collapsed"; "The wall gave in"; "The roof finally gave under the weight of the ice"

(4)文字通り、または、比喩的に壊れる

(1)