Earthquake clouds are clouds claimed to be signs of imminent earthquakes.

地震云是指那些可以作为显示地震即将来临的信号的云彩。

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Earthquake clouds are a series of parallel lines in the clouds, not a circle.

地震云是一系列云中的平行线，不是一个圈。

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Watch for the earthquake clouds, although these have been seen recently and as yet there have been no quakes.

留心地震云，虽然最近已被看到但目前还没有发生地震。

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Recent events including the Japanese earthquake and tsunami, the floods in Thailand and the ash clouds caused by the Icelandic volcano have demonstrated how far the consequences of such risks can extend.

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