Upsurge
01
激增, 高涨
an abrupt increase in strength, number, etc.
例子
There was an unexpected upsurge in stock prices following the positive earnings report.
在积极的盈利报告之后，股价出现了意外的飙升。
The city has seen an upsurge in tourism after the new amusement park opened.
新游乐园开放后，这座城市的旅游业出现了激增。
02
a sudden, powerful, and forceful movement or flow of something
例子
An upsurge of water swept through the river valley after heavy rain.
The protesters were met with an upsurge of resistance from authorities.
