网络释义专业释义英英释义
a jack-knife 水手刀一把
back jack-knife stroke 后镰刀式跳水
jack knife with tin opener 水手刀附开罐器
flap jack-knife somersault dive 飞身镰刀式翻腾跳水
jack knife door 折叠刀式门 ; 折刀式门
jack-knife door 折刀式门
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。
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