jackknife

jackknife

美 [ˈdʒækˌnaɪf] 　英 ['dʒæk.naɪf]

• n.大折刀
• v.弯成 V 字形（如铰接货车失控时的弯折）
• 网络刀切法；折刀法；杰克刀

词形变化

复数：jackknives  第三人称单数：jackknifes  现在分词：jackknifing  过去式：jackknifed  

同义词

英汉双解

英汉解释

n.	1. 大折刀;屈体跳水法
v.	1. 用大折刀切 2. (跳水等时)屈体

英英解释

n.	1. a small knife with a blade that folds into its handle 2. a dive in which you jump high, touch your toes, and then stretch your legs out straight before entering the water with your hands and head first
v.	1. if a truck or train jackknifes, it bends in the middle and its connected parts fold toward each other

例句

Arch spat some more tobacco juice on his boot top and whetted the jackknife blade some more.

阿奇又朝靴面上吐了些烟沫，再把大折刀磨了几下。

Jackknife fish (Equetus lanceolatus) are not commonly seen in the ocean.

高鳍鱼（捷克飞刀）不常见于海洋中。

a high diver who excelled in performing the jackknife.

精彩地表演镰刀式跳水的高个跳水运动员

LABMRMC accounts for this variance using the Jackknife method.

LABMRMC使用大型折合式小刀方法占有这不一致。

The Experimental Research of Applying Effect of Horizontal Bar Jackknife Upward Action Training Apparatus in Teaching Activities

单杠屈伸上训练器在教学训练中运用效果的实验研究

The Estimation of the Genetic Variance in Field Trials of Rice Breeding Line by Jackknife

水稻品系试验中遗传方差的刀切法估计