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Searching the seas

本文作者:Dale Fox, 21st Century Teens staff
The Jiaolong submersible is lowered into the ocean during a test dive. XINHUUA
The Jiaolong submersible is lowered into the ocean during a test dive. XINHUUA

“蛟龙号”载人潜水器探秘深海,再添大国重器。

From the great explorers of ancient Greece and China right up to the adventurers of today, it would be easy to assume that we’re now familiar with every meter of our planet.
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