lance：[lɑːns] n. （中世纪欧洲骑士的）长枪，长矛
The Emperor leapt to his feet, taking a lance from and threw it at me.
皇帝一跃而起，取了一支长矛朝我掷来。

lance 在医学术语中指的是柳叶刀或双刃小刀，或用柳叶刀切
He lanced an abscess on the gum.
他切开了牙龈上的脓肿。

shield [ʃiːld] n. 盾；防护物；保护者 vt. 遮蔽；包庇；避开；保卫
He moved his shield quickly, and the sword glanced off.
他迅速移动盾牌，于是剑掠过了盾牌。

S.H.I.E.L.D为Strategic Homeland Intervention, Enforcement and Logistics Division的首字母缩写，因首字母缩写为SHIELD,所以Strategic Homeland Intervention, Enforcement and Logistics Division（全称汉译为国土战略防御攻击与后勤保障局）简称为神盾局.

freelance： ['friːlɑːns] n. 自由作家、自由记者、自由职业者 adj. 自由投稿的。
Is it worth being unavailable to accept freelance or temporary work?
放弃自由作家、临时工作值不值得？

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