posterior later-al margin

• 后侧缘

posterior later-al margin的用法和样例：

例句

1. The lateral nasal and columellar arteries then meet over the dorsal region, forming an alar arcade that runs along the cephalic margin of the lateral crura.
   侧鼻动脉和鼻小柱动脉在鼻背区域汇合，形成沿外侧脚头侧缘走行的鼻翼弓。