permanence of continents

例句：

1. 1.The permanence of the law is undeniable.
   法律的持久性是不可争辩的。
2. 2. The company's long-term permanence is a testament to its success.
   公司的长期存在证明了它的成功。
3. 3. The permanence of the ecosystem depends on the balance of species and resources.
   生态系统的持久性取决于物种和资源的平衡。