2025-08-14 19:36 浏览次数 7
一层冰
most of it lies inside the arctic circle , and a huge sheet of ice covers 85% of it .
她大部分的面积都位于北极圈之内,而厚重的冰层更把她85%的面积都覆盖了。
the next morning the lake was found with a thin sheet of ice on.
第二天早上,人们发现湖面上初中数学教学论文结了一层冰。