北极和南极位于地球的两端。一个是凹陷的海洋,一个是凸起的大陆。冰雪的覆盖,为南北极蒙上了神秘的面纱。当我们用好奇的眼光探究它们的时候,会有许多惊喜的发现。 The Arctic and the South Pole are located at both ends of the Earth. One is a hollow sea, and the other is a raised continent. The snow and ice cover cast a mysterious veil on the North and South poles. When we explore them with curiosity, there will be many surprise discoveries.