astrolabe [ˈæstrəˌleb]

例句:

• Mariners were also able to fix their latitude by using an instrument called astrolabe.
  海员们还可使用星盘这种仪器确定纬度。
  
• Mariners were also able to fix their latitude , by using an instrument called an astrolabe.
  海员们还可使用星盘这种仪器确定纬度.
  
• Other early instruments included the sextant and the astrolabe.
  另外的早期仪器还有六分仪和星盘.
  
• But, in the absence of any overwhelming evidence one way or the other, until the nineteen-fifties the astrolabe theory held sway.
  来自NEWYORKER
• The archeologists, led by J. N. Svoronos, of the National Museum, thought that the artifact must have been a kind of astrolabe.
  来自NEWYORKER