“弹簧刀”用英语怎么说？怎么拼写？

弹簧刀:
1. flick knife
2. gooseneck tool
3. spring tool

A large quantity of guns and switchbladeknifeves were scooped up by police.
警察挖出大量的枪枝及弹簧刀。
A deadly weapon, such as a firearm or switchblade.
凶器致命的武器，如火器、弹簧刀等
spring scale
弹簧秤
resembling a spring or the action of a spring.
类似于弹簧或者弹簧的动作。
A spring is a spiral.
弹簧是螺旋形的物体。
It is a spring bed.
这是弹簧床。
air spring
空气弹簧

flick knife是也。或者说switch-blade knife

spring knife

标准答案：《现代大学精读3》里第6课“twelve angry men”课文里有此单词------a switch knife