Massive eruptions can cool the global average surface temperature by several degrees for several years.

因此大规模的喷发能降低全球表面平均温度数度，时间持续数年。

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They say there is a 60% chance that the average surface temperature will exceed the current record from 1998.

据估计，2007年的全球平均温度超过1998年所创记录的可能性为60%。

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What that amounts to as a global goal is trying to avoid exceeding global average surface temperature increase of 2c.

这样一种全球目标意味着努力避免2摄氏度以上的全球平均地表温度的增长。

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This would be an average adult male, 30 years old, the average height and weight, and surface area and temperature, and lots of characteristics of an average person.

包括普通成年男性,三十岁,平均身高和体重,平均表面积和体温,还有许多其他数据

耶鲁公开课 - 生物医学工程探索课程节选

If it has an atmosphere like Earth's, with a corresponding greenhouse effect, its average surface temperature would be a balmy 22C.

BBC: Viewpoint: The obsession with a 'twin Earth'

The average global cloud height is linked to the average global temperature generally, the higher the average cloud height, the higher the average surface temperature, and vice versa.

FORBES: An Unsettling Week For Global Warming's 'Settled Science'

The earth-shattering news is that the average land surface temperature of the planet is higher than it was 200 years ago.

FORBES: Keep This Bit of News On the QT: The Earth Is Round!!!