The principles of fuel cell operation were first reported by British scientist Sir William Grove in 1839.

燃料电池的工作原理是英国科学家威廉·格罗夫爵士于1839年首先报告的。

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The effect was first noted in 1858 by William Farr, who wrote that widows and widowers were at a much higher risk of dying than their married peers.

1858年，威廉·法尔（William Farr）首次发现了这一效应，他写道，寡妇和鳏夫的死亡风险比已婚同龄人高得多。

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The ready availability of coal inspired William Murdoch during the 1790s to develop the first new form of nighttime illumination to be discovered in a millennium and a half.

威廉·默多克在18世纪90年代受到煤炭的易得性的启发，发明了1500年里的第一种新的夜间照明方式。

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The first was former Treasury Secretary William McAdoo.

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Here, in the town of New Braunfels, German immigrant William Gebhardt marketed the first commercial chilli powder, thereby propelling a homespun local dish on the road to world domination.

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William Harding was the first president to ride in a automobile, while Lyndon B.

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She is due to meet William Hague - the first UK foreign secretary to visit since 1955.

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