【简答题】The journey two naval (海军) officers made some time ago to tile very deepest point on the earth makes us realize how much of the world still remains to be explored (探测). The two men went down several m...
【简答题】Mike always loves ships(轮船). When he was a child, he said, “I’m going to a naval soldier (海军士兵) when I grow up.” But his eyes were not very , so he could not join the navy(). Then he said, “I’m goin...