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    1. ceiling

      英 ['si?l??] 美['sil??]
      • n. 天花板;上限

      英英釋意


      1. the overhead upper surface of a room;
      "he hated painting the ceiling"
      2. (meteorology) altitude of the lowest layer of clouds
      3. an upper limit on what is allowed;
      "they established a cap for prices"
      4. maximum altitude at which a plane can fly (under specified conditions)