With the coming of knowledge economy the ageing period of technology and the speed of the people's occupational change become more quickly than before.

在即将来临的知识经济时代，技术老化的周期及人们职业变换的进度将越来越快。

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ABSTRACT: in most countries, brandy is classified by its ageing period. Now let's have a look at the classification standard of brandy in different countries.

摘要：在国际上，白兰地的分级一般是根据酒龄划分的，具体的等级界定方法，不同的国家有不同的规定。

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One trigger for an ageing spurt is a period of stress - recent divorce, illness, and bereavement or work problems.

而引发衰老突发的一个诱因是一段时间的精神紧张——最近的离婚、生病，或者亲人去世、工作麻烦等。

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And while that may sound good for bargain hunters, and perhaps even more importantly for Japan's ageing households receiving fixed pension incomes, if prices continue to fall for a prolonged period, it actually has a negative psychological and business effect, some economists argue.

BBC: Q&A: Bank of Japan's inflation target