People surging like a tide; a huge crowd moving densely or rapidly; a sea of people.
跨年夜，市中心广场人如潮涌，大家都在等待着新年的到来。
On New Year's Eve, the downtown square was surging with crowds of people, all waiting for the arrival of the new year.
Next Idiom
People surging like a tide; a huge crowd moving densely or rapidly; a sea of people.