- forced up a huge dome of rock 500 miles wide,
形成了绵延500英里的巨大石丘 - the roof of Africa.
这就是非洲屋脊 - Over millennia, rain and ice carved the rock into a landscape of spires and canyons.
千万年后 雨水和冰川 已将岩石雕琢成尖峰与峡谷 - These summits, nearly 3 miles up,
这些将近3英里高的山峰顶上 - are home to some very remarkable mountaineers -
住着一些非常特别的山地居民 - Gelada baboons.
狮尾狒 - They are unique to the highlands of Ethiopia.
它们是埃塞俄比亚高原的特有物种