For the nickel-metal hydride version of the battery, that material is a substance called nickel oxyhydroxide.

相对于镍氢的电池，这种物质的实体材质被称为镍氢氧化合物。

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E-ink mode extends battery life by shutting off the backlight, and is intended for reading e-books, documents, Web sites or blogs and other text-based material.

省电性能能方面，在e-ink模式下，显示屏的背光照明被关闭，因此能有效增加电池的续航时间，可用于阅读电子书，文本文件，网站或博客等以文字为主体的内容。

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It is a common knowledge that the anode material accounts for over 40% of the total cost of lithium battery and lithium manganate is the most promising anode material.

正极材料在锂离子电池成本中约占40%以上，锰酸锂被认为是目前最具发展前景的锂离子电池的正极材料。

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Ironically, today's most fashionable battery material, lithium, is the third-lightest element in that table and therefore one for which no such relativistic effects can be expected.

ECONOMIST: Einstein and car batteries