This is the 4615th most frequent Chinese word.
涌上
"涌上" means "to surge up" or "to well up."
In this sentence,"涌上" illustrates the gradual and overwhelming emergence of memories and emotions in the mind.
回忆涌上心头,我想起了小时候的快乐时光。
Memories flooded my mind as I recalled the joyful times of childhood.
Here,"涌上" describes the physical movement of people gathering rapidly and energetically.
人群涌上街头,欢庆节日的到来。
Crowds surged onto the streets, celebrating the arrival of the festival.
This usage of"涌上" conveys the metaphorical flow of emotions spontaneously arising in response to an experience.