1.  margo inferior
2.  lower limb
3.  inferior margin

• 1. 下缘: lower limb | inferior margin | inferior border | the lower edge
• 2. 弯部下缘: lower turn of bilge
• 3. 下缘线: descender line

更多释义

• 1.目的：探讨眶底和眶下缘骨折的手术进路。
  Objective:To study the surgical approach to the orbital floor and infraorbital rim.
  dict.yoduao.com
• 2.南线沿着塔克拉玛干下缘前行，到达同一终点。
  The southern route followed the lower fringes of the Taklimakan to eventually end up at the same destination.
  dict.yoduao.com
• 3.应力平衡法以主梁弯矩合理为目标，通过主梁上下缘应力平衡来求得拉索索力。
  The stress balance method aims at the girders' reasonable moment, getting the cable forces by balancing the stress in girder's upper and lower margin.
  dict.yoduao.com

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