| 释义 |
海盆hǎipén深度在3,000—6,000米之间的海底盆地,除海岭和海沟外,底部平缓。海盆面积占海洋总面积的70%以上。{ocean basin; sea basin; basin at the bottom of the ocean 3,000-6,000 metres deep, which is generally flat except for ridges and trenches, and represents over 70% of the total ocean area} |