于敏说，我舅舅当初曾劝我学机械工程或自动化方面的专业，但我根据自己对高中生物课的兴趣选择了生物技术专业。

'my uncle once urged me to choose mechanical engineering or auto engineering as my major,' Yu said. 'I chose biotechnology out of my interest in biology class in high school.

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这些营火会包括了早在1854年发表了著作《瓦尔登湖——林中生活散记》的亨利·大卫•梭罗，他的一次营火会曾大意地失火并烧毁了300英亩的精华木材。

These include Henry David Thoreau who, prior to publishing his seminal "Walden, or Life in the Woods" in 1854, built a campfire so carelessly that it spread and destroyed 300 acres of prime timber.

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Naish指出，关于Samrukia的新发现证明了现代鸟类与已灭绝的中生代鸟类种群的不同程度并非像人们曾认为的那样。

As Naish points out, though, the new findings about Samrukia demonstrate that modern birds "weren't as distinct from extinct groups of Mesozoic birds as people used to think."

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