Commodities prices were heading for their steepest one-day fall in two years on Thursday, as investors fled the market en masse amid concerns about the global economy.

周四，大宗商品价格出现两年来最大单日跌幅。在各方担忧全球经济之际，投资者集体逃离市场。

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It's easy to fall into the trap of Facebook or other sites if you keep it open on one of your browser tabs all day.

如果你一整天在浏览器上都开着Facebook或其他网站，那么你很容易陷入其中不能自拔。

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Last fall, the computer security team at Sophos Labs reported that they were seeing one or two attacks on Macs each week, compared with tens of thousands per day against Windows PCs.

去年秋天，Sophos实验室的计算机安全团队报告称，他们每周能发现一到两次针对Mac的攻击，与之相比，每天有成千上万起针对Windows PC的攻击。

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Having been overlooked for the first three Tests in the series, the off-spinner with a distinctive crewcut already had three of the first five wickets to fall on day one.

BBC: Krejza raises Australia's spirits

The central bank offered to buy unlimited amounts of FX in return for the CHF so causing the CHF to fall by 8% on one day.

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The pound has continued to weaken against the euro, seeing its biggest one-day fall in almost three years, on continuing signs that the worst may be over for the eurozone economy.

BBC: Pound sees biggest one-day fall against euro since 2010