upper jaw bone
常见例句
- Wang Na was born with no upper jaw bone or teeth, making eating and speaking very difficult.
王娜天生就没有上颌骨和牙齿，这使得她吃东西和讲话都很吃力。 - Partial resection of the upper jaw causes dental and bone tissue defects, provoking physiological malformation.
切除部分上颌骨造成牙、颌骨组织缺损畸形，导致生理功能障碍。 - A dermal bone of the upper jaw which lies posterior to the premaxillary .
上颌的一个表皮硬骨， 在前颌骨的后面。
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