The bracelet uses a low-power e-ink screen and the designers claim the device will last a year on a single charge.

手镯使用低能耗的电子墨水屏，设计者称，该手镯充电一次可使用一年。

youdao

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。

youdao

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。

youdao

The only Confederate power that remained was the army of General Robert E.Lee.

VOA: special.2009.12.03

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

The remainder of Urenco is owned by the government of the Netherlands, as well as by the German power companies E.

BBC: UK to sell stake in Urenco nuclear fuel firm

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.

FORBES: Danger: Grid Operator Threatens Economic Growth, Clean Energy

With its large capacity in nuclear power, E.

FORBES: Magazine Article