jack-knife

英[d'ʒækn'aɪf] 美[d'ʒækn'aɪf]
  • vi.-knifed;-knifing中间呈V形弯
  • JAC =JointAircraftCommittee飞机制造联合委员会
  • jac-shirt 衬衫式平下摆短茄克衫
  • Jaca n.哈卡(在西班牙;西经0º33'北纬42º34')
  • jacaiin 茉莉酮酸酯诱导蛋白基因
  • jacal n.(墨西哥和美国西部的)小茅屋
名词 jackknife:
  1. a large knife with one or more folding blades

  2. a dive in which the diver bends to touch the ankles before straightening out

动词 jackknife:
  1. dive into the water bending the body at the waist at a right angle, like a jackknife

    1. A heavy lorry has jack-knifed on the motorway, causing long delays.
      一辆重型铰接货车在高速公路上撞成V字形,耽搁了很长时间。