permanent hearing loss

例句：

1. 1.The company's decision to invest in renewable energy is a permanent change in its strategy.
   该公司决定投资可再生能源，这是其战略中的一项永久性改变。
2. 2. The permanence of the law cannot be challenged by any legal argument.
   法律的永久性不能通过任何法律论点来挑战。
3. 3. The company's commitment to sustainability will have a permanent impact on its future operations.
   公司对可持续性的承诺将对它的未来运营产生持久影响。