The scientists were unable to go out and find the lucky 13 because of the consent rules signed when their DNA sample was taken.

科学家们无法找出那13名幸运的人，因为他们在捐献DNA信息的时候曾签署保密协议，数据库不得泄露捐献人的个人信息。

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Marci Gerwe in Nashville, Tenn., considers herself among the lucky: her boys, ages 13 and 15, abide by family rules.

田纳西州纳什维尔的玛西·戈为自认幸运：她的儿子分别13、15岁，都很遵守家庭的内部规定。

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When I was 13 or so, my dad put the kibosh on a word we'd been using for years: "lucky."

十三岁左右，父亲对我们说了几年的一个词“幸运”宣布了“禁用令”。

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For steady growth and yields of 4.5% and up, click here for the "lucky 13" buy list from Investment Quality Trends.

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Expect to hear more about these shrewd but superstitious brothers (they consider 13 to be their lucky number and won't fly together).

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So why give them the benefit of the doubt? 10.54.13 Clive Myrie The two officers who were shot were lucky.

BBC