He was once nearly killed in a car accident several years ago.

他曾在几年前的一次车祸中险些丧命。

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Deyang has been sorting its rubbish into the same four groups since several years ago.

德阳从几年前就开始将垃圾分成同样的四类。

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Several years ago, researchers made a couple of surveys on how people spent their free time.

几年前，研究人员做了一些关于人们如何度过闲暇时间的调查。

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Several years ago, people were objecting to the odor of poultry farms on the Delmarva Peninsula in the eastern United States.

VOA: special.2009.09.08

And there was, several years ago, a very serious criminal case that rested on a sentence.

多年前的一桩刑事重案,就是依据一句话来定案

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I was probably, I think, sixteen when I went, so this was several, several years ago.

那时我才十六岁，那是几年前的事了。

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Several years ago, would-be creditors filed an involuntary bankruptcy against Richard Chakejian of Chester Springs, Pa.

FORBES: Credit Bureaus Wouldn't Cut It On 'CSI'

Several years ago, Bruce Judson experimented with online advertising to attract prospects to his fledgling businesses.

FORBES: Extreme Outsourcing

Several years ago regulators finally permitted irradiation of pork, poultry, fruits, vegetables, spices and grains.

FORBES: Fact and Comment