Around this time, the largest of these centers, Cuicuilco, was seriously affected by a volcanic eruption, with much of its agricultural land covered by lava.

大约在这个时候，这些中心中最大的 Cuicuilco 受到了火山喷发的严重影响，它的大部分农田被熔岩覆盖。

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If this eruption continues for a similar length of time, it would seem fair to expect something similar.

如果这次爆发持续时间也像上次一样，那么结果可能也差不多。

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The volcanic eruption was the second time in two years that Iceland has shaken its neighbors to the east.

VOA: special.2010.04.23

Last week's eruption cost time and money for travelers.

VOA: special.2010.04.23

"Any substantial eruption of a volcano has a potential to do that over a short period of time.

VOA: standard.2010.04.15

The air travel industry was not fully prepared for such an eventuality, despite the fact that Iceland had been saying for some time that an eruption of one of their volcanoes was likely.

FORBES: Preparing For High-Impact, Low-Probability Events: Lessons From Eyjafjallaj?kull

Some scientists have argued that the winter conditions this would have induced could have posed an immense challenge to early humans and have pointed to some genetic studies that indicated our ancestors likely experienced a dramatic drop in numbers - a population "bottleneck" - around the time of the eruption.

BBC: Toba super-volcano catastrophe idea 'dismissed'

If this eruption continues for a similar length of time, it would seem fair to expect something similar.

ECONOMIST: Volcanoes and air travel: Small eruption in Iceland | The