In computer science, we often deal with problems that are too complex to solve directly, so we break them down into smaller, more manageable parts.

文学是社会的镜子，反映了它的美德和缺陷。

The poem is a way of living in the world, not just observing it.

The best mining projects are those where local communities become true partners, not just stakeholders.

所有商品的交换价值随着生产难度的增加而上升。