DICT.TW Dictionary Taiwan

 mael·strom /ˈme(ə)lstrəm, ˌstrɑm/
 大漩渦,挪威近海的大漩渦,漩渦

 Mael·strom n.
 1. A celebrated whirlpool on the coast of Norway.  Hence: any large or powerful whirlpool.
 Syn: -- whirlpool, vortex.
 2. Also (Fig.)  An uncontrollable agitated or confusedly disordered state or situation; as, a maelstrom of vice.
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 maelstrom
      n : a powerful circular current of water (usually the resulting
          of conflicting tides) [syn: whirlpool, vortex]