premaxillary suture

例句：

1. 1.The child's premaxillary suture is visible in the X-ray.
   孩子的前上颌缝在X光片中可见。
2. 2. During the growth of the upper jaw, the premaxillary suture fuses with the maxillary bone.
   在上颌骨生长过程中，前上颌缝与上颌骨融合。
3. 3. In some cases, the premaxillary suture can be used to guide the placement of dental implants.
   在某些情况下，前上颌缝可以用来指导牙种植体的放置。