jack-knife的中文翻译是什么意思

VERB（铰接卡车失控时）弯成V字形，弯折

If a truck that is in two parts jack-knifes, the back part swings around at a sharp angle to the front part in an uncontrolled way as the truck is moving.

• His vehicle jack-knifed, and crashed across all three lanes of the opposite carriageway.

  他的车弯成V字形，撞进了反方向车道，车身挡住了所有的3个车道。