浓厚的火山灰层大量降下到爱琴海，遮盖了岛屿和农作物。
A heavy layer of volcanic ash rained down over the Aegean, covering islands and crops.
在冰岛火山灰层导致的长达一周的航空混乱中，数十万个航班搁浅。
Tens of thousands of flights were grounded during a week of travel chaos caused by the ash cloud from a volcano in Iceland.
伊拉克航空原本定于上周恢复服务，但是由于笼罩欧洲上空的火山灰层而受到延误。
The Iraqi Airways service was supposed to resume last week, but was grounded by the volcanic ash cloud over Europe.
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