Six years earlier, Robert Noyce, the founder of Fairchild Semiconductor, had patented the silicon chip.

六年前，Fairchild半导体公司的创始人robert Noyce申请了硅芯片专利。

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In an essay six years earlier, he had already attacked by name the most famous American funnyman of all, Mark Twain.

早在六年前，他就已经在一篇文章中指名道姓地抨击了美国最为著名的“幽默作家”——马克•吐温。

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Our unemployment rate was still above the national average, down to 6.8 percent from 10.6 percent six years earlier.

我们的失业率仍然高于全国各州平均水平，但已经从六年前的10.6%下降到了6.8%。

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Only six years earlier Charles Lindburgh became famous around the world as the first person to fly alone across the Atlantic Ocean.

VOA: special.2009.03.18

It was nineteen thirty-three. Only six years earlier Charles Lindburgh became famous around the world as the first person to fly alone across the Atlantic Ocean.

VOA: special.2011.04.27

She was sixty-six years old. Earlier that month, she had announced that she would not return to coaching that season.

VOA: special.2009.03.29

He had fled there six years earlier after losing his parliamentary immunity from arrest.

ECONOMIST: Bettino Craxi, a fallen prime minister, is in favour again

But the company had had a similar (though much smaller) accident six years earlier and had been told to seal part of the reservoir.

FORBES: Magazine Article

And in August, it bought an Atlanta-area home from Mr. Erbey for nearly 50% more than he paid six years earlier so he could relocate to the Virgin Islands to oversee the new subsidiary.

WSJ: Ocwen's Rapid Growth Puts Spotlight on Its Practices