The first clown in space, Canadian circus tycoon Guy Laliberte, arrived safely back on earth Sunday touching down in a Russian Soyuz capsule in Kazakhstan, the Russian mission control centre said.

据俄罗斯地面飞行控制中心消息，首个“太空小丑”、加拿大马戏团富翁盖•拉利伯特于周日安全返回地球，乘坐俄罗斯联盟号飞船降落在哈萨克斯坦境内。

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You also have granular control since you can back up at the table space level.

由于可以在表空间级进行备份，所以还可以进行粒度控制。

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Extremists need to take back control of what they call things in their own information space.

极端分子们要夺回在他们自己的信息空间命名事物的权利。

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Aviation experts contend that even if intruders were able to access a control tower and disrupt operations, the nation's air traffic control system is designed with multiple back-ups so that other facilities could pick up control of the affected air space.

CNN: Union claims security lax at many air control towers