某些城市人工制品的永久性赋予了它们纪念碑的品质。

描述了盗墓四大门派（发丘、摸金、搬山、卸岭）各自的特点和工具。

The challenge of modern cryptography is not just to protect information, but to do so in a way that is both efficient and scalable.

今天种下的每一棵树都是对未来的投资。