考研The Arctic is an ocean, covered with drifting packed ice and hemmed in by the land masses of Europe, Asia, and North America.
北极是一片海洋,覆盖着漂浮的浮冰,被欧洲、亚洲和北美的陆地包围。
1986年全国硕士研究生入学统一考试英语试题