ground·ling /ˈgraʊn(d)lɪŋ/
  籮息地上動物
  Ground·ling, n.
  1. Zool. A fish that keeps at the bottom of the water, as the loach.
  2. A spectator in the pit of a theater, which formerly was on the ground, and without floor or benches.
     No comic buffoon to make the groundlings laugh.   --Coleridge.
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  groundling
       n : in Elizabethan theater: a playgoer in the cheap standing
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