Danish navigator and explorer who in1728 sailed through the Bering Strait, proving(though he did not realize it at the time) that Asia and North America are separate continents.是什么意思_Danish navigator and explorer who in1728 sailed through the Bering Strait, proving(though he did not realize it at the time) that Asia and North America are separate continents.在线翻译_英语_读音_用法_例句