This is when to become familiar with its motions, pointing, focusing, different eyepieces, and magnifying powers, so you can then do everything in the dark.

 
  • 这是你熟悉望远镜的机会,它的运转、指向、调焦、不同的目镜和放大倍数,之后你就可以在晚上干任何事了。
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