the sudden collapse of something into a hollow beneath it
Verb:
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"
cave in的用法和样例:
例句
The side of the building has caved in. 这栋建筑物的一侧已下陷了。
There were several broken windows, and part of the foundation had caved in, exposing the basement to the weather. 有几扇窗户破了,部分地基下陷,将地下室都露了出来。
The enemy had to cave in and surrender. 敌人只好屈服投降。
The enemy had to cave in and surrender. 敌人只好屈服投降。
Victor raises his hands in surrender, and Jack pauses. 维克多举手表示投降,杰克踌躇了一下。