alter the economic relations

例句：

1. 1. The weather forecast has altered our plans for the weekend.
   天气预报已经改变了我们周末的计划。
2. 2. She altered her dress to fit the new outfit.
   她把裙子改小以适应新衣服。
3. 3. The company decided to alter its strategy in response to market changes.
   公司决定调整其策略以应对市场变化。