frozen earth

例句：

1. 1. The polar ice cap is the frozen earth's most visible feature.
   极地冰盖是冰冻土地最显著的特征。
2. 2. The frozen earth is still and silent, waiting for the warm sun to melt it.
   冰冻的土地静止而沉默，等待着温暖的阳光将其融化。
3. 3. The frozen earth has been untouched by human hands for thousands of years.
   冰冻的土地几千年来未被人类触碰过。