The balancing machine of the gravitation type is an equipment for detecting the unbalance of disc-shaped parts by means of the moment caused by centre-of-gravity shift.

重力式平衡机是利用偏重力矩检测盘状零件不平衡度的一种设备。

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And Hamas leaders in Gaza say they are keen to see the movement's centre of gravity shift back home.

加沙地带的哈马斯领导人也说他们热切希望看到该组织的重心能够回移。

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But there is another, less happy, explanation for the rapid shift in the global centre of economic gravity: the lack of growth in the big rich economies of America, western Europe and Japan.

但是，这一全球经济重心的迅速转移还有一个不那么令人高兴的解释：美国、西欧及日本等富裕国家缺乏增长。

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But something seems to have worried them, and they will now be reading the runes of a summit that ended with an unprecedented decision to cut EU spending, trying to evaluate whether this is a one-off or a symptom of a more troubling shift in Europe's centre of gravity - a move in a more sceptic direction.

BBC: Cameron touches raw nerve

Some worry that under Mr Esteves, who made his name as a star trader, the firm's centre of gravity might shift towards trading rather than client-driven business.

ECONOMIST: Finance after the crisis: Pactual