1·The truck crashed into the tree and concertinaed.
货车撞在树上撞扁了。
—— 《牛津词典》
2·The lorry had concertinaed after crashing into the tree.
卡车撞到大树后折在一起。
3·Its main bridge - a huge concrete structure - now lies concertinaed on the riverbed.
钢筋混凝土结构的主要桥梁，被扭扁坍塌在河床。