撒哈拉

A petroglyph emerges from the sands of the Sahara in Chad.

这是洲乍得境内撒哈拉大沙漠里一块岩石画。

The Bateleur occurs throughout the savanna and open woodland regions of Africa south of the Sahara.

短尾雕分洲撒哈拉以南稀树草原和开阔林地区域。

Healthwise, the Northern Hemisphere and the Southern Hemisphere outside of sub-Saharan Africa are more alike than different.

以健问题而言，北半球与南半球（洲撒哈拉沙漠以南）相似点多相异点。

The Sahara Desert is arid.

撒哈拉沙漠常干燥。