One land mine blowing up one ship and choking the world's oil supply pays for the entire Navy Marine mammal program and its robotics program for a long time.

毁掉一座陆地矿井就可以让我们的一艘船瘫痪，如果停止全世界的石油供应，这会让整个海军的海豚计划和机器人计划在很长一段时间内痛苦不迭。

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The U. S. Navy kept its Marine Mammal Program a secret until the 1990s, and this spring CNN became one of only a handful of media outlets to see firsthand how the program works.

美国海军一直保持这个秘密项目至90年代，在今年春季CNN才成为少数几个有机会一睹该项目运作方式的媒体。

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