Some diseases prominent within the European population that could see Numbers drop as mixed-race grow are cystic fibrosis, coeliac disease, muscular dystrophy and haemophilia.

一些欧洲人种中显著的疾病很可能因为混血人种的增多而大大的减少，比如囊胞性纤维症，乳糜泄，肌肉萎缩症还有血友病。

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Of course, strong passwords can be difficult to remember, and the strain only worsens as you collect and memorize yet another eight-character key (of, say, numbers, punctuation, and mixed case).

当然，强密码可能难以记住，并且当您需要收集和记住另一个 8 字符的密钥（数字、标点符号及其组合）时，情况变得更复杂。

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Then use numbers, symbols and mixed-case letters to recreate it: “2bon2bT1tq” is a password with quadrillions of variations.

然后用数字、符号和混合大小写来重新编排一下：“2bon2bT1tq”（用“2”代替“to”），这样这就成了一个有万亿次变化可能性的密码。

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Afterward, when faced with distraction, the volunteers proved better at completing tasks involving looking for target numbers mixed into a series of distracting letters that quickly flashed on a screen.

FORBES: Health

Callers backing Peter Brame ended up wrongly voting for his rival Carolynne Good when their phone-in numbers became mixed up on screen.

BBC: NEWS | Entertainment | Academy vote mix-up played down

Yet the picture is more mixed than these negative numbers might suggest.

ECONOMIST: Still on amber