The Sahara is a sandy desert with great sand hills.

撒哈拉沙漠是一个沙质沙漠，有很多沙丘。

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By some estimates, the Sahara desert in Africa is growing at a rate of 0.5 miles per month.

据估计，非洲的撒哈拉大沙漠正以每月0.5英里的速度扩展。

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China immediately acquires the Sahara desert in a move intended to guarantee the security of silicon supplies, saying it will not intervene in the region's internal affairs.

中国立刻收购了撒哈拉沙漠，旨在保证硅供应的安全，同时表示不会干预该地区的内部事务。

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He and his crew put out a natural gas fire in the Sahara Desert in Algeria.

VOA: special.2009.03.22

For the Tuareg and Wodaabe nomads of the Sahara desert it is a fleeting chance to enjoy the pleasures of communal living before leaving with their herds.

ECONOMIST: The nomads defy a government ban

Lake Chad sits on the border of the Sahel, a grassland which divides the Sahara Desert to the north and the more humid savannah to the south.

FORBES: Great Green Wall Plans to Stop Sahara

"It's a fishing expedition in the Sahara desert, " says V.

CNN: A Slow-Motion Probe