1、Her landlocked country is a desert land that was once a hub for ancient Saharan caravan routes.
她居住的內(nèi)陸國(guó)家是一片沙漠地，曾是古代撒哈拉商隊(duì)路線(xiàn)的樞紐。

2、Yes, there were the immediate Sub Saharan nations such as Songhai and Mali.
沒(méi)錯(cuò)，撒哈拉沙漠以南也有像索馬里和馬里這些國(guó)家。

3、In sub Saharan Africa, plant experts are helping them grow a kind of new sweet potatoes.
在撒哈拉以南的非洲，植物專(zhuān)家正在幫助他們種植一種新的紅薯。

4、Only 50,000 people with ADIS in sub - Saharan Africa were receiving antiretroviral treatment.
在非洲的撒哈拉南部，患有艾滋病的人中只有50萬(wàn)人受到過(guò)抗病毒的治療。