1. The hardest bone in the human body is the jawbone. ������Ӳ�Ĺ�ͷ�����ǣ��ǣ�?
2. But they did not test the jawbone, and that, say the Russians, is positively male. ��������û�в������ǣ�����������ȷ�������Եģ�����˹��˵��
3. She cradled him in her arms and he licked her jawbone, then cuddled into the hollow of her neck. ������§�ڻ��С�����������ǣ�Ȼ��������������������ݴ���
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n.
1. the jaw in vertebrates that is hinged to open the mouth
2. talk idly or casually and in a friendly way