边界

• The antarctic circle is the boundary of this region of lightness .
  南极圈就是这一明亮地带的边界。
• This results from the irreversible motion of domain boundaries .
  这是由于磁畴边界的不可逆运动所致。
• He had been decoyed across the frontier and arrested as a spy .
  他被引诱越过边界，然后当做间谍被捕。
• Romulus began at once to lay off the bounds of his little town .
  罗穆卢斯立即开始规划他的小镇的边界。
• The frontier ranges from the northern hills to the southern coast .
  边界从北部山地一直延伸到南部海岸。
• These boundary conditions result in sixteen independent equations .
  这些边界条件构成了十六个独立方程。
• The last two integrals correspond to the natural boundary conditions .
  最后两个积分对应于自然边界条件。
• A " boundary " is a precise line marking the outer limits of an area .
  “边界”是标明一个区域外缘的明确界线。
• The city just across the canadian border was bursting with activity .
  那个紧靠加拿大边界的城市已经非常活跃了。
• With the retreat of this boundary the cohesive bonds gradually yield .
  随着这种边界的后退，凝聚性结合逐渐屈服。