midline ['mɪdˌlaɪn]

例句:

• Class I occlusion with coordinated dental midline was obtained.
  治疗后两年追踪观察,齿列情况稳定,外观有良好的改善.
  
• There are midline deviations in population with normal occlusion.
  正常人群中线偏移距(度)不为零.
  
• There is a posterior midline fatty lesion consistent with lipoma.
  下后部中线位置脂性病变,符合脂肪瘤表现.