Constance Scharff, who works on birdsong at the Free University of Berlin, Germany, says the work is important because it is often claimed that humans are the only species that USES grammar.

德国柏林自由大学研究鸟类歌唱的康斯坦斯·沙夫(Constance Scharff)说，这项研究工作很重要，因为大家常说人类是唯一能使用语法规则的物种。

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"Spirit of Berlin," another self-driving car developed by researchers at Berlin Free University, can be controlled using an iPhone app.

“柏林之魂”另一辆由柏林自由大学研究者们开发的无人驾驶汽车，能够用一个苹果手机的应用程序来控制。

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That impression is broadly right, thinks Oskar Niedermayer, a politics professor at the Free University of Berlin.

ECONOMIST: Germany��s government

The reason, says Professor Carl-Ludwig Holtfrerich of the Free University of Berlin, is that Germany returned to full employment more quickly, thanks partly to Hitler's own form of Keynesian stimulus: notably autobahn-building and rearmament.

ECONOMIST: Charlemagne

By its ruling, the court sets itself up as final arbiter of further EU integration (and even of rulings by the European Court of Justice), argues Christian Calliess of the Free University in Berlin.

ECONOMIST: Germany and Europe