Selenium works synergistically with vitamin E to boost antioxidant power and prevent or slow signs of aging and hardening of tissues through oxidation.

硒和维生素E相互协作，提高抗氧化能力防止和减缓老年化，通过氧化作用防止和减缓身体组织老化变硬。

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PG&E had previously signed a power purchase agreement with BrightSource in April 2008 for 500 megawatts with an option to buy another 400 megawatts.

PG&E与BrightSource曾在2008年4月签订了500兆瓦的电力购买协议，并拥有400兆瓦的优先购买权。

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where the E stands for the words times 10 to the power.

这里E代表“乘以10次幂”。

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You see the difference in electronegativity, square it, multiply it by one-quarter and raise that to the power e.

你看到了电负性的差异，开方，乘以四分之一,在移到e上去做指数。

麻省理工公开课 - 固态化学导论课程节选

E to the power of minus one-quarter times the difference in electronegativity squared.

指数是四分之一,把他乘以四分之一，在移到e上去做指数。

麻省理工公开课 - 固态化学导论课程节选

But Ichoose gives e-tailers the power to shoot back.

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More than 20 million flexible plastic displays are on the market today, according to Sriram Peruvemba, vice-president of marketing for E Ink, the company that developed the low-power display technology for the Amazon Kindle and many other e-book readers.

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Two, they can substitute grid-based power with self-generated power, i.e. power produced onsite using solar panels, fuel cells or whatever that never flows through the grid.

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