一些勇敢的志愿者把他们自己塞在美国奥斯汀的多层停车库的边缘。

Some brave volunteers cram themselves on the edge of a multi-storey car park in Austin, USA.

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美国奥斯汀洲的德客萨思大学的科学家陈建立领导了此次研究，他说“高速的大面积冰融，对海平面的上升有着巨大的影响。”

"Significant melting has a significant impact on sea level rise, " said Jianli Chen, a research scientist at the University of Texas at Austin who led the study.

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例如，多西自己承认在过去四年，Twitter仅仅花了1万美元在市场推广上，而且这笔钱全都投到了2007年在美国奥斯汀举行的SXSW大会上。

For instance, Dorsey admits the company has spent just $10, 000 in marketing over the last four years or so, and all of that was at SXSW in 2007.

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