culmination

The grand fireworks display was the culmination of a week-long celebration of the city's bicentennial.

(Chinese) 盛大的烟花表演是为期一周的建城两百周年庆典的高潮。

Graduation day is the culmination of years of hard work, late-night studying, and personal growth.

(Chinese) 毕业典礼是多年努力、熬夜学习和个人成长的最终成果。