spearheads

n.

先锋，先头部队( spearhead的名词复数 )；

v.

当…的先锋，带头( spearhead的第三人称单数 )；

1. A spearhead of tanks led the infantry attack.
   坦克先遣队引导步兵进攻。

1. The tanks spearheaded the offensive.
   坦克在那次进攻中打头阵。
2. You will spearhead the sales campaign.
   你当促销活动的先锋。

Between Spearheads: Bricolage and Relationships
[WHO spearheads global initiative to eradicate hepatitis B]
`Arrowpoints, Spearheads and Knives of Prehistoric Times.'
'ARROWPOINTS, SPEARHEADS AND KNIVES OF PREHISTORIC TIMES.'.
UK spearheads efforts to combat rising threat of antibiotic resistance.
Digital video spearheads TV and videoconferencing applications
Spearheads for Reform: The Social Settlements and the Progressive Movement, 1890-1914
Church Spearheads Effort to Revive Neighborhood Agency Mapping Plans to Rehabilitate Housing
Spearheads of industrialisation or sweatshops in the sun?: A critical appraisal of labour conditions in Asian export processing zones
Quartz backed tools as arrowheads and hand-cast spearheads: Hunting experiments and macro-fracture analysis