1. either of a pair of bones of the upper jaw of vertebrates between and in front of the maxillae
2. either member of a pair of bones of the upper jaw of vertebrates situated between and in front of the maxillae that in humans form the median anterior part of the superior maxillary bones but in most other mammals are distinct and bear the incisor teeth and in birds coalesce to form the principal part of the upper mandible — called also incisive bone
premaxillary 片语
片语
premaxillary gland前颌腺
premaxillary pedicel前上颚骨柄状突
premaxillary palate初腭
premaxillary teeth释义上颌骨牙
premaxillary pedicle前上颚骨柄状突
Premaxillary Graft上颌骨前移植
premaxillary suture颌前缝
premaxillary frenum前上颌骨的系带
premaxillary bone前颌骨
premaxillary 例句
英汉例句
it should be classified within tyrannosauroidea by its tall premaxillary body, median vertical ridge on the external surface of ilium.
其前颌骨主体部分高、肠骨外侧面具显着的直立的嵴等特征表明该化石应归霸王龙类。
the medial crura are supported by their elastic fibrous attachments to the caudal septum and the soft tissue interposed between their feet and the premaxillary area.