spine·less /ˈspaɪnləs/
  (a.)無脊椎的,沒有骨氣的,懦弱的
  Spine·less a.
  1. Having no spine, or vertebral column.
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  spineless
       adj 1: weak in willpower [syn: namby-pamby, wishy-washy]
       2: lacking courage or vitality; "he was a yellow gutless worm";
          "a spineless craven fellow" [syn: gutless] [ant: gutsy]