n.毁坏(压扁；折叠；伸缩)
Home, I seem to be busy catching up or just collapsing in a heap for. 回家后，我似乎整天都忙于补瞌睡，要么就是不择地点地一坐下来就打盹。
Props were used to prevent the roof collapsing. 用了一些支柱以防止屋顶塌落。
