upsurge

Definitions

up + surge (a rising, from the same surgere root as source) = a sudden welling-up. It's the family's clearest link to the original 'rising up' sense — an upsurge in demand is a wave of it rising all at once. Stronger and more sudden than 'increase.'

Common Collocations

• 1.upsurge in demand需求激增
• 2.upsurge of interest兴趣高涨
• 3.sudden upsurge突然激增
• 4.upsurge in violence暴力事件激增

Example Sentences

• 1.

  There was a sudden upsurge in demand for electric cars.

• 2.

  The festival brought an upsurge of interest in local crafts.