jack-knife
美 英
英汉解释
例句
A new jack-knife or a box of candy pleased the older ones as much as the little fellow.
一种新的自升式刀或糖果盒高兴的是年纪较大的多为小家伙。
Just a jack knife has MacHeath, dear
亲爱的,他身上只带了一把小刀