学习是通过修改符号结构来提高性能的过程。
Learning is the process of modifying symbolic structures to improve performance.
The petrochemical industry must adapt to the low-carbon trend to remain competitive in the new era.
"真相是一面镜子，而镜子是一场游戏。"
When you forgive others， they may not notice， but you will heal. Forgiveness is not something we do for others； it is a gift to ourselves.