"The station's skipper, Oleg Kotov, said it was" really, really sad "to see the astronauts go."

该站的船长，奥列格·科托夫说，这是“真的，真的很伤心：”看到宇航员去。

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Before their departure, Kotov will hand over command of the station to Skvortsov for Expedition 24.

在他们离开前，科托夫将把空间站指挥权转交给斯克沃尔佐夫，并由后者负责“远征24队”。

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After 72 hours of exposure to ambient light, strands ofnanoparticles twisted and bunched together. Credit: Nicholas Kotov

经过72小时地暴露于环境光下面以后，可把多股纳米粒子扭曲和捆绑在一起。

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"It looks very scary, " Russian cosmonaut Oleg Kotov told reporters via a video link.

BBC: Dispersed oil caught in the Gulf of Mexico 18 May

Kotov, together with a flight engineer TJ Creamer and Japanese astronaut Soichi Noguchi, are shortly set to follow the Atlantis crew back to Earth after half a year in space.

BBC: Atlantis set for 'final' return

"This is the time when we have to say goodbye to our friends, our colleagues, the excellent crew of shuttle Atlantis that did an excellent job performing three EVAs, installing the new Russian module, having good fun, enjoying living on the station and working in space, " the ISS Expedition 23 commander Oleg Kotov told Ken Ham, who leads the Atlantis crew.

BBC: Atlantis set for 'final' return