Scientists agree that the key player in this scenario is the West Antarctic ice sheet, a Brazil-size mass of frozen water that is as much as 7000 feet thick.

科学家们一致认为，这一情境中的关键推手是南极西部的冰层，这是一块跟巴西（面积）差不多大小的冰原，厚达7000英尺。

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This scenario begins with the planting of hyperaccumulating species in the target area, such as an abandoned mine or an irrigation pond contaminated by runoff.

这种情形始于在目标地区（如废弃矿井或被污水污染的灌溉池）种植超积累物种。

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Medical students are not blind to this scenario.

医学院的学生并不是对这种情况视而不见。

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The simple reason is that there is this scenario prevailing now, what we witnessed in 2008 when Lehman Brothers went bust.

VOA: standard.2010.05.17

So it's this interesting scenario where it's probably hit or miss, certainly early on and as one of the clips they are indicated, these are the kinds of things where computers ideally have to learn overtime.

因此，这是一个有意思的事情,因为它有可能是投其所好或者不对其胃口，当然继续,正如其中一个短片所示，这些东西需要计算机,花一些时间去学习。

哈佛公开课 - 计算机科学课程节选

The Liberal Democrats, in this scenario, would agree not to vote down key government policies such as the budget.

VOA: standard.2010.05.10

But there is a shining beacon of hope in this scenario: the other 15 metros.

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But for a newly retired investor predominately exposed to stocks, this scenario would likely be catastrophic.

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Under this scenario, the countries with the strongest financial footing will remain the Eurozone.

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