annular [ˈænjəlɚ]

例句:

• The papilla shows initially sickle - shaped and later annular atrophy.
  视乳头初始表现为病理形态,后来表现为环状萎缩.
  
• The annular space is evacuated and contains multiplayer insulation.
  环形空隙被抽空排气,装有多层隔热材料.
  
• Of course, tomorrow's annular solar eclipse is mostly for penguins.
  当然, 明天的日环食大概只有企鹅才看得到.
  
• It is more correct to think of the rings as an annular disk with concentric local maxima and minima in density and brightness.
  来自BBC
• It's similar to a solar eclipse by the moon we witnessed an annular eclipse just last week!
  来自SA
• Every once and a while, an annular eclipse, with its corona, dimming the noon sunshine sends a message of omnipotence.
  来自SA