They inspected a jammed rotating joint that has restricted the use of a set of solar wings for months, and finally succeeded in hanging some scientific experiments to the European lab, Columbus.

他们对一个卡死的旋转接头进行了检查，这个接头影响一套太阳能板的使用长达数月之久。最后他们成功地把一些实验设备吊运到欧洲实验室“哥伦布号”上。

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Europe's Columbus space lab arrived last month, joining Nasa's own research base at the station, a module called Destiny that has been in space since 2001.

BBC: NEWS | Science/Nature | Endeavour launched from Florida