专业释义英英释义
jack knife
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n.
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a large knife with one or more folding blades
同义词： clasp knife jackknife
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a dive in which the diver bends to touch the ankles before straightening out
同义词： jackknife
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a large knife with one or more folding blades
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v.
dive into the water bending the body at the waist at a right angle, like a jackknife
同义词： jackknife
以上来源于: WordNet
柯林斯英汉双解大词典
jackknife /ˈdʒækˌnaɪf/ ( jackknifing, jackknifed, jackknifes )
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1.
V-I If a truck that is in two parts jackknifes, the back part swings around at a sharp angle to the front part in an uncontrolled way as the truck is moving. (两截的卡车失控时形成)弯折
例：Traffic on the Pacific Highway near Yatala was delayed early yesterday after a semi-trailer jackknifed and left the road.
昨天早些时候在太平洋高速公路靠近亚塔拉的地方，一辆半挂卡车弯折并冲出道路后，交通发生了堵塞。
双语例句权威例句
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The main product we have is: all kinds of wrecking bar big file and rasp garden tool battery terminal various bolsters pound at the avger pry the stich jack engraving knife etc.
本厂主要产品有：各种起钉器、凿、锉、园艺工具、电瓶夹、铲、冲击钻头、撬棍、千斤顶支架、雕刻刀等。
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21a Jack-knife to be kept attached to the boat by a lanyard;
21一把折刀，以短绳保持附装于救生艇上；
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