jackknife

美 [?d?æk?na?f] 　英 ['d?æk.na?f]

• n.大折刀
• v.彎成 V 字形（如鉸接貨車失控時(shí)的彎折）
• 網(wǎng)絡(luò)刀切法；折刀法；杰克刀

詞形變化

復(fù)數(shù)：jackknives  第三人稱單數(shù)：jackknifes  現(xiàn)在分詞：jackknifing  過去式：jackknifed  

同義詞

英漢雙解

英漢解釋

n.	1. 大折刀;屈體跳水法
v.	1. 用大折刀切 2. (跳水等時(shí))屈體

英英解釋

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煙沫，再把大折刀磨了幾下。

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

高鰭魚（捷克飛刀）不常見于海洋中。

a high diver who excelled in performing the jackknife.

精彩地表演鐮刀式跳水的高個(gè)跳水運(yùn)動(dòng)員

LABMRMC accounts for this variance using the Jackknife method.

LABMRMC使用大型折合式小刀方法占有這不一致。

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

單杠屈伸上訓(xùn)練器在教學(xué)訓(xùn)練中運(yùn)用效果的實(shí)驗(yàn)研究

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

水稻品系試驗(yàn)中遺傳方差的刀切法估計(jì)