Since the material was first created in 2004, its unique electronic and mechanical properties have amazed researchers who say that it could be used in a host of device applications.

自2004年这种材料发现以来，它独特的电学和机械性能令研究人员震惊，他们认为石墨烯可用于多种器件的制造。

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slide - "Since it is quantum-mechanical, it predicts probabilities some of which can be near-certainties for future events, given past ones."

(幻灯片出现：量力力学是根据过去预测未来的可能性(有些可能接近正确)。)

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Since the world began to synchronise with mechanical time, the population has expanded at an very undesirable rate while the environment has been subjected to attacks of destruction.

既然世界开始校准机械的时间，人口以不受欢迎的速度膨胀，当环境开始成为破坏攻击的题材。

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So now for something completely different: advanced technology for the last sixty years has meant computing power and its application but the interface with much of the 3 dimensional world is still extremely feeble because mechanical technology has been mostly overlooked since the mindset has been that mechanical has all been done plus it was never and will never be flashy.

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Some safety experts are concerned, but not alarmed, about the mechanical setbacks with the Dreamliner since its delivery to airlines beginning in 2011, following years of manufacturing delays and cost overruns.

CNN: Airline: Dreamliner fuel leak due to an open valve

The prospect of unmanned flight has been around depending on your definition since Archytas of Tarentum reputedly designed a steam-powered mechanical pigeon, in the fourth century B.

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