mangle

The car was completely mangled in the high-speed collision with the concrete barrier.

(Chinese) 这辆车在与混凝土护栏的高速碰撞中被彻底撞烂了。

He accidentally mangled the important document while trying to clear a paper jam in the printer.

(Chinese) 他在尝试清理打印机卡纸时，不小心把那份重要文件弄得破烂不堪。