Upsurge
01
激增, 高涨
an abrupt increase in strength, number, etc.
例子
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
The protesters were met with an upsurge of resistance from authorities.
