来自旧金山公司Degenkolb Engineers的Jim Malley称此系统为绿色建筑进化中的下一步骤。

Jim Malley of the San Francisco firm Degenkolb Engineers calls the system the next step in the evolution of green building.

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一家开始运转的旧金山公司锡卢里亚技术公司正在寻求一种把天然气转化为石油替代品的方法，这将减少二氧化碳的排放量。

Siluria Technologies, is pursuing an alternative method of converting natural gas to an oil substitute that would also involve releasing less carbon dioxide into the atmosphere.

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work is going from where it used to be 5 or 6 big companies in California, in San Francisco and LA.

过去的工作是由加州、旧金山和洛杉矶的五六个大公司来做，

经济危机和电影市场 - SpeakingMax英语口语达人