spearhead
n. 矛尖；突击队的先遣队；攻击的最前线
v. 做先锋；在前面带头做先锋
过去式：spearheaded 过去分词：spearheaded 现在分词：spearheading 第三人称单数：spearheads
近义词：leader，lead，front，organize，head，direct，command，drivingforce，forefront，leadinglight，commander，spear-point，spearpoint，
英英释义
Noun
- someone who leads or initiates an activity (attack or campaign etc.)
- the leading military unit in an attack
- the head and sharpened point of a spear
Verb
- be the leader of;
"She spearheaded the effort to find a cure for the disease"
例句
用作名词(n.)
- A spearhead of tanks led the infantry attack.坦克先遣队引导步兵进攻。
用作动词(v.)
- The tanks spearheaded the offensive.坦克在那次进攻中打头阵。
- You will spearhead the sales campaign.你当促销活动的先锋。