lance /lɑ:ns,læns/ I. n. [c] 长矛，鱼叉：I hurled a lance at him. 我把长矛朝他掷去。‖II. vt. (医)用柳叶刀等刺（或切开）：The doctor lanced the boil on his hand.医生用柳叶刀切开他手上的水泡。The prime minister made it one of his priorities to lance the boilof corruption.首相把对贪污腐败毒瘤动手术作为首要工作之一。