1
- historical a long weapon with a wooden shaft and a pointed steel head, used by a horseman in charging〈史〉长矛。
1.1
- a similar weapon used in hunting fish or whales鱼叉, 捕鲸叉。
1.3
- usu. with modifier a metal pipe supplying a jet of oxygen to a furnace or to make a very hot flame for cutting（向熔炉喷送氧气助燃的）喷氧管; 氧气切割枪。
1.4
- a rigid tube at the end of a hose for pumping or spraying liquid（水龙带一端抽水或洒水用的）泵头; 喷头。
with obj.
1- Medicine prick or cut open with a lancet or other sharp instrument【医】用柳叶刀等刺（或切开）：
figurative 〈喻〉the prime minister made it one of his priorities to lance the boil of corruption.
首相把切除贪腐毒瘤作为首要工作之一。
1.1
- pierce with or as if with a lance（用矛）戳：
the teenager had been lanced by a wooden splinter
那少年被木片戳伤了
no obj. figurative 〈喻〉his eyes lanced right through her.他的目光洞穿了她。
1.2
- no obj., with adverbial of direction move suddenly and quickly突然快速地移动：
he lanced through Harlequins' midfield to score Swansea's lone try
他快速穿过哈利昆的中场, 为斯旺西队惟一的射门得分
pain lanced through her.
痛苦迅速传遍她全身。
1.3
- with obj. and adverbial of direction poetic/literary fling; launch〈诗/文〉投, 掷：
he affirms to have lanced darts at the sun.
他坚持说曾向太阳投掷飞镖。
词源
Middle English: from Old French lance (noun)， lancier (verb)， from Latin lancea (noun).