But pinning down when precisely this took place, and which of the various australopithecine species were involved, has been challenging.

Tie back the rig tongs after each use and close the jaws.

每次用完大钳后,要栓回,并合上钳头钳框.

The transition to humanity is generally agreed to have occurred between Australopithecus, a genus of small-brained, bipedal primates whose most famous member is a fossil nicknamed "Lucy," and the big-brained species Homo erectus.

人们普遍认为人类是由南方古猿和直立人之间的某个物种演化而来。南方古猿头部较小，属双足灵长类动物，其最有名的家族成员是一具被称做“露西”的化石，比较而言，直立人的头部就大多了。

Chimpanzees; more closely related to Australopithecus than to other pongids. An anthropoid ape of the family Pongidae, which includes the chimpanzee, gorilla, and orangutan.

非洲的小人猿，黑猩猩；较其他猩猩科类人猿有密切关系的一种南方古猿。

Of or belonging to the hominid genus Australopithecus. Dart christened the fossil Australopithecus Africanus, meaning the "Southern African ape".

属于原始人类南方古猿。达特给化石命名为非洲南猿，意即南非类人猿。

At both sites, teeth labelled variously as Australopithecus, H.erectus and Meganthropus are most likely to be the mystery ape instead.

这两个地点中被贴上了南方古猿、直立人和巨人标签的牙齿最可能属于神秘猿类。

The period is an especially muddled one for palaeontology, being full of fragmentary fossils that are difficult to assign either to Homo or to Australopithecus.

古生物学上这段时期是一片模糊地带，这时期的化石凌乱琐碎，很难归类是直立猿人还是南方古猿。

Scientists have named the new species Australopithecus deyiremeda. Researchers used a partial upper jaw and two lower jaws ( one recovered in two pieces), to describe the species.

科学家把这一新物种命名为Australopithecus deyiremeda（南猿近亲属），研究员利用一个上颌和两个下颌（下颌被发现时已是两半）来描述这一物种。

To find out if species that were around millions of years before humans, such as Australopithecus, also weighed more, DeSilva analyzed Australopithecus skulls.

为了验证人类百万年前的祖先，比如南方古猿，（其新生儿）是否也（比其他灵长类动物）更重，波塞瓦对南方古猿颅骨进行了分析。

The early hominid, which antedate the appearence of Australopithecus robustus in the archaeological record, engaged in simple tool behavior.

粗壮南猿以前的人科成员具有简单工具行为的能力。

This week, bones from Australopithecus Sediba are unveiled at the University of the Witwatersrand in Johannesburg.

本周，南方古猿人的骨骼在约翰尼斯堡金山大学公布于众。

Australopithecus was a group of early hominids that is reckoned to be the ancestral genus of Homo, to which modern man belongs.

南方古猿是早期原始人类的一部分，被认为是祖先人种，现代人就由此而来。

Colleagues suggest that the toolmakers of Gona were Australopithecus, but Harris thinks not.

同行们认为戈纳石器的制造者是南猿，但哈里斯却不同意。

The consensus had been that habilis was a transitional form between Australopithecus and Homo erectus.

人们一致认为“能人”是南方古猿和直立人之间的过渡物种。

Genus to which Australopithecus boisei was formerly assigned.

博伊西南猿曾划为该属。

Australopithecus, Cro-Magnon, Neanderthal are to name but three extinct species.

南方古猿人、克罗马尼翁人、尼安得特尔人是三种灭绝物种的名字。

And our Australopithecus afarensis ancestors apparently felt the same way.

而我们的祖先阿法尔南猿显然也是这样认为的。

Biomechanical characteristics of bipedalism and possible locomotion mode of Australopithecus

二足直立行走的生物力学特征和南方古猿阿法种可能的行走方式

Another smaller, graceful type of Australopithecus;

另一类是体形较小，体态优美的南猿；

He found many fewer fossils that time, but enough to conclude he was looking at a new species, which he named Australopithecus sediba.

那次他找到的化石比这次少得多，但也足以得出找到了新物种的结论，他把该新物种命名为南方古猿源泉种（Australopithecus sediba）。

Fossils of the new species, Australopithecus sediba, were discovered in 2008 in a cave in South Africa.

2008年在南非一个洞穴内发现一个新物种化石，称做南方古猿sediba。