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講者：Speaker:
I do not know too much about marine biology. I know there is 10 percent of the world’s marine biodiversity now in our sea areas…
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可引用的發言段落Citable transcript turn
講者：Speaker:
I do not know too much about marine biology. I know there is 10 percent of the world’s marine biodiversity now in our sea areas…
j 下一段next turnk 上一段previous turn