auroral latitude

例句：

1. 1. The auroral latitude is the point where the Earth's magnetic field lines intersect with the ionosphere.
   极光纬度是地球磁场线与电离层相交的点。
2. 2. This satellite has a unique ability to observe the auroral latitude and track the movement of the solar wind.
   这颗卫星具有独特的能力，可以观察极光纬度并追踪太阳风的运动。
3. 3. The auroral latitude is an important indicator of the Earth's magnetic field strength and stability.
   极光纬度是地球磁场强度和稳定性的一个重要指标。