What is blue? The sky is blue.

什么是蓝色的？天空是蓝色的。

youdao

What colour is the sky?

天空是什么颜色的？

youdao

When planes fall from the sky, as a Yemeni airliner did on its way to Comoros Islands in the India ocean June 30, 2009, the black box is the best bet for identifying what went wrong.

当飞机从空中坠落，比如2009年6月30日的一架也门客机在飞往印度洋的科摩罗群岛时那样，黑匣子是找出问题所在的最佳选择。

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"Actually,her soul has gone up in the sky that is what we believe and whenever I come here I think of the time she passed away and we were seeing her face.

VOA: standard.2010.07.22

And when they aimed at Sirius they could see the dim white-dwarf which orbits what is the brightest star in the night sky.

ECONOMIST: The search for alien life

What is quite striking is that the television, broadband and telephony offered by British Sky Broadcasting appears to be in the must-have category - or maybe BSkyB's services are a relatively cheap alternative to other forms of leisure.

BBC: Squeezed consumers become choosy

What is more "it's good news for Sky, because it makes the DTT (digital terrestrial) marketplace more coherent compared with ITV Digital", said WestLB analyst Simon Wallis.

BBC: Digital TV losers assess their prospects