1.There has been a recent upsurge of violence in the area.
应该应该该地区暴力事件急增。
2.And now, nearly every big city is upraising the upsurge to establishes digitlization city.
而现在各大城市也正在兴起建立字化城市的热潮。
3.Although the trading volume was not significant on Monday's upsurging market, it began to enlarge on Tuesday and the indexes maintained vitality as well.