刚刚，北京冬奥会闭幕了(12)

这是一个多么酷的时刻。从体育场内看不到，但我们在转播中看到一个增强现实（Augmented Reality, AR）的中国结“挂”在体育场的顶部。
knot
表示“（绳等的）结”，英文解释为“a join made by tying together the ends of a piece or pieces of string, rope, cloth, etc.”如：to tie a knot 打个结。
The Closing Ceremony flag-bearers are now entering with the competing delegations" flags.
闭幕式的旗手们正拿着参赛代表团的旗帜入场。
flag-bearer
表示“旗手”，英文解释为“a person who is responsible for carrying the flag of their country at a ceremony, particularly at the opening or closing of an international sports contest.”
delegation
表示“代表团”，英文解释为“a group of delegates”。

Lanterns! 灯笼
The Closing Ceremony is underway and it"s shining bright!
闭幕式正在进行中，它闪耀着光芒！
We"re seeing snowflake lanterns carried by children, reflecting the 20th day of the lunar new year, coming five days after the Yuanxiao Festival, or Lantern Festival.