The German retailer admitted yesterday that it had been too slow to expand in China.
该公司昨日承认,在扩展中国业务方面,自己行动得过于缓慢。
On the other hand, in 1968 Dietrich Braess, a German operations researcher, discovered that adding routes to an already congested network will only slow it down.
另一方面,1968年,德国运筹学家迪特里希·布拉斯(2)发现,为已经拥堵的网络增加线路只会使其运行速度更慢,现在我们称其为布拉斯悖论。
German researchers said older people tend to be portrayed negatively in society. Although they are often described as wise, they are also be shown as being slow and forgetful.
德国研究者说,社会倾向于描绘老年人的负面形象。尽管老年人通常被认为是明智的,但是他们也经常被贴上迟钝、健忘的标签。
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