I know of scientists who conduct marine life surveys and identify new species every time they go out on a dive.
我知道有科学家在从事海洋生物调查，并在每次潜水时都能发现新的物种。
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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.
The enzymes were most likely gifts from a marine microbe, eaten along with some seaweed a long time ago. The marine microbe happened to transfer some of its enzyme genes to gut microbes.