1月22日，北京冬奥会开幕式在国家体育场“鸟巢”举行了第二次彩排。本次彩排进行了全流程、全要素演练，绚烂焰火于当晚点亮了“鸟巢”夜空。

On January 22, the second rehearsal of the opening ceremony of the Beijing Winter Olympic Games was held in the "bird's nest" of the National Stadium. The rehearsal conducted a whole process and all elements drill, and gorgeous fireworks lit up the night sky of the "bird's nest" that night.