plugging
 塞住
 Plug v. t. [imp. & p. p. Plugged p. pr. & vb. n. Plugging ] To stop with a plug; to make tight by stopping a hole.
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 Plug·ging, n.
 1. The act of stopping with a plug.
 2. The material of which a plug or stopple is made.
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 plug
      n 1: blockage consisting of an object designed to fill a hole
           tightly [syn: stopper, stopple]
      2: a wad of something chewable as tobacco [syn: chew, chaw,
          cud, quid, wad]
      3: blatant or sensational promotion [syn: ballyhoo, hoopla,
          hype]
      4: electrical device that fits into the cylinder head of an
         internal-combustion engine and ignites the gas by means of
         an electric spark [syn: spark plug, sparking plug]
      5: an electrical device with two or three pins that is inserted
         in a socket to make an electrical connection [syn: male
         plug]
      6: an upright hydrant for drawing water to use in fighting a
         fire [syn: fireplug, fire hydrant]
      7: an old or over-worked horse [syn: hack, jade, nag]
      v 1: fill or close tightly with or as if with a plug; "plug the
           hole"; "stop up the leak" [syn: stop up, secure]
      2: persist in working hard; "Students must plug away at this
         problem" [syn: plug away]
      3: deliver a quick blow to; "he punched me in the stomach"
         [syn: punch]
      4: make a plug for; praise the qualities or in order to sell or
         promote
      [also: plugging, plugged]
 plugging
      See plug