a saucer-shaped membrane bone that forms the back of the skull
双语例句
1
The Nanjing 2 calvarium is believed to represent Homo sapiens erectus since its discovery in 1993. This calvarium preserves incomplete frontal, parietal, and occipitalbones.
南京2号人类头骨化石仅保留部分的额骨、顶骨、枕骨和颞骨,为一不完整的颅盖骨。
2
Results the male outnumbered female in this group. Cranial bones were involved in the sequence of temporal bone (8 cases), parietal bone (3 cases), occipital bone (2 cases), and frontal bone (1 case).