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P与NP问题是计算机科学中最重要的未解决问题之一。
The P versus NP problem is one of the most important unsolved problems in computer science.
Farmers are the unsung heroes of our global food system.
失去某人,最糟糕的莫过于,他近在身旁,却犹如远在天边。
"A great cinematographer knows when to break the rules to create something extraordinary."
The world is a great book, and we are the words.
The act of writing is an act of optimism.