北冰洋是世界上最小的海洋。

The Arctic Ocean is the smallest ocean in the world.

北冰洋的冰层正在逐渐融化。

The ice in the Arctic Ocean is gradually melting.

白令海峡连接了北冰洋和太平洋。

The Bering strait connects the Arctic Ocean and the Pacific Ocean.

你知道北冰洋的水温有多低吗？

Do you know how cold the water in the Arctic Ocean is?

许多西伯利亚的河流流入北冰洋。

Many Siberian rivers flow into the Arctic Ocean.

许多科学家在北冰洋进行研究。

Many scientists conduct research in the Arctic Ocean.

他们计划去北冰洋进行一次探险。

They plan to go on an expedition to the Arctic Ocean.

叶尼塞河流经西伯利亚，最终注入北冰洋。

The Yenisei flows through Siberia and empties into the Arctic Ocean.

北冰洋是世界上最冷的大洋.

The Arctic Ocean is the coldest Ocean in the world.

那片光辉的大海是北冰洋.

That shining sea was the Arctic Ocean.