mangle up

• 撕碎，乱砍；弄伤(身体)；损坏，弄糟：

  I could hardly recognize the body of the driver, as it had been badly mangled up in the accident.

  我几乎辨认不出司机的尸体，因在车祸中已给压得不成样子。

  He wrote a good speech, but he mangled it up.

  他写了一篇很好的演讲稿，但在演讲时却弄得一团糟。