| 释义 |
jackknife noun /ˈdʒæknaɪf/ /ˈdʒæknaɪf/ (plural jackknives /ˈdʒæknaɪvz/ /ˈdʒæknaɪvz/ ) - a large knife with a blade (= cutting edge) that folds into the handle大折刀
jackknife verb /ˈdʒæknaɪf/ /ˈdʒæknaɪf/ [intransitive]- to form a V-shape. For example if a lorry that is in two parts jackknifes, the driver loses control and the back part moves towards the front part.弯成 V 字形（如铰接货车失控时的弯折）Topics Transport by car or lorryc2
Collocations DictionaryJackknife is used with these nouns as the subject:
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