The crisis that has closed much of Europe's airspace for five days finally showed signs of easing yesterday as officials acknowledged flaws in the computer models that led them to ground thousands of flights after a volcanic eruption in Iceland.
導致歐洲大部分領空持續五天關閉的危機昨日終于顯露出緩和跡象。有關官員承認，計算機模型中存在的缺陷使得他們在冰島火山噴發后停飛了數千航班。
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