During the fight with a rival gang he lashed out with his flick knife 在与敌对帮派的打斗中,他挥舞着弹簧折刀一通猛刺。
In Fisher v Bell ( 1961), it was held that the display of a "flick knife" in a shop window with a price attached was an invitation to treat. 在Fisher诉Bell(1961)一案中,法院判决在商店橱窗里展示的标价的弹簧刀也属要约邀请。