证明是一种用于使他人相信数学陈述为真的工具。
A proof is a device for convincing someone else that a mathematical statement is true.
Win-win cooperation is the right direction for international energy cooperation. We should build an energy community with a shared future with partners from various countries.
I believe you have to be willing to be misunderstood if you're going to innovate.
最诚实的电影制作方式是为自己拍电影。