不改变的

例句：

1. 1. The weather forecast is predicting a changeable day with rain and sunshine.
   天气预报显示，今天将有雨和阳光交替出现。
2. 2. The company's policy on hiring new employees is unchangeable, meaning it will remain the same for all new hires.
   公司对雇佣新员工的政策是不变的，对所有新员工都是相同的。
3. 3. The agreement was made to be unchangeable, ensuring that both parties would adhere to its terms.
   协议被确定为不可更改的，确保双方遵守其条款。