### Chinese: 拜登在闭幕词中说，自由之火在世界每个人的心中燃烧，专制政权永远无法将其熄灭。
### English: In his closing remarks, Biden said that the fire of freedom is burning in the hearts of everyone in the world, and an authoritarian regime will never be able to put it out.

### Improved English: Biden said in the closing speech that a dictatorship can never extinguish the flame of liberty that burns in the hearts of people around the world.
