What you may not realize, Achor says, is that after two hours of continuous work, your brain function actually slows and your body starts to rapidly accumulate stress and strain.

而阿克尔认为，人们不知道的是连续工作两小时后，他们的大脑便会反应迟缓，而身体则会迅速积攒压力和紧张。

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Germany, unlike other rich countries, has avoided deindustrialisation, they point out. With a rapidly ageing population, it is also right to accumulate savings by running a current-account surplus.

他们指出德国不同于其他发达国家的是已经避免了去工业化，而其迅速增加的老龄化人口使得通过国际贸易顺差来增加储备也是合理的。

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Glycine betaine is an important osmotic regulator in plants. Many plant cells rapidly accumulate glycine betaine under adverse conditions, including low temperature to maintain an osmotic balance.

甜菜碱是植物重要的渗透调节物质，在低温等逆境条件下，许多植物细胞中迅速积累甜菜碱以维持细胞的渗透平衡。

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And domestic growth is becoming the important emerging-market story: hundreds of millions of people are earning enough to let them rapidly accumulate higher-value consumer goods, from cars to computers.

ECONOMIST: A housing boom has investors swooning