使博洛格的项目获得成功的那些因素，例如组织良好的经济、运输和灌溉系统，在整个非洲都严重缺乏。

Those elements that allowed Borlaug's projects to succeed, such as well-organized economies and transportation and irrigation systems, were severely lacking throughout Africa.

youdao

在整个非洲大陆的尸骨堆放地里，科学家们发现了一条巨蟒、一只不会飞的大鸟和一只七英尺高的袋鼠的化石。

In boneyards across the continent, scientists have found the fossils of a giant snake, a huge flightless bird, and a seven-foot kangaroo.

youdao

它可能是独立发展起来的，但许多学者认为，农业和铁器在整个非洲的传播将非洲与近东区域和地中海区域的主要城市中心联系了起来。

It may have developed independently, but many scholars believe that the spread of agriculture and iron throughout Africa linked it to the major centers of the Near East and Mediterranean world.

youdao