"These permafrost deposits are now melting and releasing their methane," said Maslin.
“这些永久冻土中的沉积物开始融化，并释放出甲烷，”麦斯林
。
"These permafrost deposits are now melting and releasing their methane," said Maslin.
“这些永久冻土中的沉积物开始融化，并释放出甲烷，”麦斯林。
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