2.1 天文学在做什么

Loading...
View Syllabus

Reviews

4.7 (40 ratings)
  • 5 stars
    75%
  • 4 stars
    22.50%
  • 3 stars
    2.50%
From the lesson
认识星空(下)

Taught By

  • Placeholder

    谢懿

    副教授
  • Placeholder

    徐晓杰

  • Placeholder

    姜冰

    讲师

Explore our Catalog

Join for free and get personalized recommendations, updates and offers.