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地下天文台係一啲預測天氣嘅組織,唔係當地官方天文台,所以人稱「地下天文台」。地下天文台多數係由天文愛好者自發組織,同埋出錢買儀器,收集天文數據,分析天氣。通過網站發報天氣預測。
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.