### 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: Biden said in his closing remarks that the fire of freedom burns in the hearts of everyone in the world and that authoritarian regimes will never be able to extinguish it.

### 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.
