He has been able to tell us about active volcano than any man alive.

他能告诉我们的有关活火山的情况比任何人都多。

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Therefore, we infer that the Wudalianchi volcano has the deep structural condition for the volcano activity and may be alive again.

因此，我们认为该火山具有活动火山的深部结构特征，存在再次活动的基本条件。

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The volcano is very much alive.

这座火山极其活跃。

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