Some Australopithecus molars show no trace of microscopic cracks that hard foods should create.一些南方古猿的磨牙看不出坚硬的食物会留下的显微裂缝的痕迹....

Australopithecus的音标：Australopithecus的英式发音音标为：[ˌɒstrələʊ'pɪθɪkəs]Australopithecus的美式发音音标为：[ˌɔstrələʊ'pɪθɪkəs]...

n.南（方古）猿...