shifting of earth

例句：

1. 1. The trainis shifting from one track to another.
   火车正在从一个轨道转移到另一个轨道。
2. 2. The companyis shifting its focus towards a new productline.
   该公司正将注意力转向一个新的产品线。
3. 3.The weather has shifted from rainy tosunny.
   天气已经从下雨转为晴天。