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它们曾让科学家望洋兴叹,不得其解;它们曾引得军事大国的海军竞相追踪,却徒劳无功;它们更让岸边的目击者目瞪口呆……
They have thrown scientists into dismay at the sight of scientists; they have led the naval forces of the military powers to run after each other in vain; but they have stunned witnesses on the other side of the sea ...