Lucy belonging to the extinct species Australopithecus afarensis was discovered in northern Ethiopia in 1974, with about 40 % of her skeletal bones extant.

露西属于已灭绝的南方古猿物种，1974年在埃塞俄比亚北部被发现，目前仍然存有她大约40%的骨骼。

In fact, they’re similar to the skeletons of one of our earlier ancestors, Australopithecus afarensis, which dates back more than 3 million years.

事实上， 它们与我们更早的祖先之一南方古猿阿法种 (Australopithecus afarensis) 的骨骼相似， 后者的历史可追溯到 300 万年前。

Certain species, like Australopithecus afarensis, lived in eastern Africa around 3 to 4 million years ago, walked upright on two legs, and had ape-like faces.

某些物种，如南方古猿阿法种， 生活在大约 3 到 4 百万年前的东非，用两条腿直立行走， 长着类人猿的脸。

" The first members of the genus Australopithecus are thought to have emerged in east Africa roughly 4.5m years ago, evolving into the species Australopithecus afarensis close to 3.8m years ago, " says Dr Tawane.

“南方古猿属的第一批成员被认为大约在 450 万年前出现在东非，并在大约 380 万年前演变成南方古猿阿法种，”Tawane 博士说。