head log

例句：

1. 1. The medical team carefully removed the head log from the patient's body.
   医疗团队小心翼翼地从病人的身体上取出了头骨。
2. 2.The archaeologists discovered a new species of dinosaur by studying the head logs of its fossilized remains.
   考古学家通过研究其化石的头骨来发现了一种新的恐龙物种。
3. 3. The study of human evolution has revealed that our ancestors had heads logs that were significantly different from those of modern humans.
   对人类进化的研究揭示了我们的祖先的头骨与现代人的头骨存在显著差异。