| 单词 | spearhead 1 |
| 释义 | n (usu sing 通常作单数) person or group that begins or leads an attack 先锋; 前锋; 先头部队: The new managing director will act as spearhead of the campaign. 新上任的常务董事将在这场运动中挂帅. spearhead 2 v [Tn] act as a spearhead for (sth) 为（某事）作先锋; 带头做（某事）: The tanks spearheaded the offensive. 坦克在那次进攻中打头阵. |
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