occultation [ˌɒkʌl'teɪʃən]

例句:

• After a long period of occultation he again showed his face at the club.
  长期隐匿之后他又在俱乐部露面了.
  
• The probe was equipped with a occultation experiment to profile atmospheric density.
  探测器装备有一个用于探测大气层密度的掩星实验装置!
  
• The noise occultation was significant, and the undertone was the easiest one to be occulted.
  噪音对信号的掩蔽作用显著, 其中低音最易被掩蔽.
  
• The team planned to observe another occultation Monday, from many of the same islands.
  来自MSN
• This event, known as an occultation, occurred on June 23, according to scientists at Lowell Observatory in Arizona.
  来自MSN
• Although not blessed with such flexibility, another ground-based team did manage to observe the Pluto occultation as well.
  来自MSN