block·age /ˈblɑkɪʤ/
  封鎖,妨礙
  block·age /ˈblɑkɪʤ/ 名詞
  阻斷,阻滯,阻塞,封閉
  Block·age n. The act of blocking up; the state of being blocked up.
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  blockage
       n 1: the state or condition of being obstructed [syn: obstruction]
       2: an obstruction in a pipe or tube; "we had to call a plumber
          to clear out the blockage in the drainpipe" [syn: block,
           closure, occlusion, stop, stoppage]
       3: the act of blocking [syn: closure, occlusion]